#,Fact,Value,Unit,Geography,Data period,Source,Publisher,URL (opened),Accessed date,Tier,Methodology notes,Limitations,Suggested citation
1,"Resident population estimate, July 1, 2025",5193088,people,Alabama,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
2,"Resident population estimate, July 1, 2025",737270,people,Alaska,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
3,"Resident population estimate, July 1, 2025",7623818,people,Arizona,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
4,"Resident population estimate, July 1, 2025",3114791,people,Arkansas,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
5,"Resident population estimate, July 1, 2025",39355309,people,California,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
6,"Resident population estimate, July 1, 2025",6012561,people,Colorado,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
7,"Resident population estimate, July 1, 2025",3688496,people,Connecticut,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
8,"Resident population estimate, July 1, 2025",1059952,people,Delaware,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
9,"Resident population estimate, July 1, 2025",693645,people,District of Columbia,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
10,"Resident population estimate, July 1, 2025",23462518,people,Florida,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
11,"Resident population estimate, July 1, 2025",11302748,people,Georgia,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
12,"Resident population estimate, July 1, 2025",1432820,people,Hawaii,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
13,"Resident population estimate, July 1, 2025",2029733,people,Idaho,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
14,"Resident population estimate, July 1, 2025",12719141,people,Illinois,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
15,"Resident population estimate, July 1, 2025",6973333,people,Indiana,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
16,"Resident population estimate, July 1, 2025",3238387,people,Iowa,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
17,"Resident population estimate, July 1, 2025",2977220,people,Kansas,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
18,"Resident population estimate, July 1, 2025",4606864,people,Kentucky,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
19,"Resident population estimate, July 1, 2025",4618189,people,Louisiana,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
20,"Resident population estimate, July 1, 2025",1414874,people,Maine,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
21,"Resident population estimate, July 1, 2025",6265347,people,Maryland,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
22,"Resident population estimate, July 1, 2025",7154084,people,Massachusetts,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
23,"Resident population estimate, July 1, 2025",10127884,people,Michigan,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
24,"Resident population estimate, July 1, 2025",5830405,people,Minnesota,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
25,"Resident population estimate, July 1, 2025",2954160,people,Mississippi,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
26,"Resident population estimate, July 1, 2025",6270541,people,Missouri,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
27,"Resident population estimate, July 1, 2025",1144694,people,Montana,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
28,"Resident population estimate, July 1, 2025",2018006,people,Nebraska,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
29,"Resident population estimate, July 1, 2025",3282188,people,Nevada,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
30,"Resident population estimate, July 1, 2025",1415342,people,New Hampshire,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
31,"Resident population estimate, July 1, 2025",9548215,people,New Jersey,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
32,"Resident population estimate, July 1, 2025",2125498,people,New Mexico,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
33,"Resident population estimate, July 1, 2025",20002427,people,New York,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
34,"Resident population estimate, July 1, 2025",11197968,people,North Carolina,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
35,"Resident population estimate, July 1, 2025",799358,people,North Dakota,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
36,"Resident population estimate, July 1, 2025",11900510,people,Ohio,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
37,"Resident population estimate, July 1, 2025",4123288,people,Oklahoma,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
38,"Resident population estimate, July 1, 2025",4273586,people,Oregon,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
39,"Resident population estimate, July 1, 2025",13059432,people,Pennsylvania,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
40,"Resident population estimate, July 1, 2025",1114521,people,Rhode Island,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
41,"Resident population estimate, July 1, 2025",5570274,people,South Carolina,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
42,"Resident population estimate, July 1, 2025",935094,people,South Dakota,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
43,"Resident population estimate, July 1, 2025",7315076,people,Tennessee,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
44,"Resident population estimate, July 1, 2025",31709821,people,Texas,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
45,"Resident population estimate, July 1, 2025",3538904,people,Utah,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
46,"Resident population estimate, July 1, 2025",644663,people,Vermont,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
47,"Resident population estimate, July 1, 2025",8880107,people,Virginia,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
48,"Resident population estimate, July 1, 2025",8001020,people,Washington,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
49,"Resident population estimate, July 1, 2025",1766147,people,West Virginia,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
50,"Resident population estimate, July 1, 2025",5972787,people,Wisconsin,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
51,"Resident population estimate, July 1, 2025",588753,people,Wyoming,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,"POPESTIMATE2025, SUMLEV 040","Estimate, not a count","U.S. Census Bureau, Vintage 2025 Population Estimates"
52,"Resident population estimate, July 1, 2025",341784857,people,United States,2025,Vintage 2025 state population estimates (NST-EST2025-ALLDATA),U.S. Census Bureau,https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/state/totals/NST-EST2025-ALLDATA.csv,2026-11-02,1,SUMLEV 010; equals the sum of 50 states plus DC,Estimate,"U.S. Census Bureau, Vintage 2025 Population Estimates"
53,"State law barring local gas or energy-source restrictions: A.R.S. 9-810; A.R.S. 11-867 (plus 9-467, 11-321)",2020,year enacted,Arizona,2020,"Laws 2020, ch. 3 (HB 2686)",Arizona Legislature,https://www.azleg.gov/legtext/54leg/2R/laws/0003.htm,2026-11-02,1,Utility service incl. natural gas and propane; cities and counties,Approved by the Governor 2020-02-21,"Laws 2020, ch. 3 (HB 2686), A.R.S. 9-810; A.R.S. 11-867 (plus 9-467, 11-321)"
54,State law barring local gas or energy-source restrictions: La. R.S. 40:1730.21.1,2020,year enacted,Louisiana,2020,Act 46 of 2020 (SB 492),Louisiana Legislature,https://legis.la.gov/legis/Law.aspx?d=1187451,2026-11-02,1,Natural gas utility service; parishes and municipalities,Effective 2020-08-01 per bill record,"Act 46 of 2020 (SB 492), La. R.S. 40:1730.21.1"
55,State law barring local gas or energy-source restrictions: 11 O.S. 14-107(E),2020,year enacted,Oklahoma,2020,"Laws 2020, c. 52",Oklahoma Legislature,https://www.oklegislature.gov/OK_Statutes/CompleteTitles/os11.pdf,2026-11-02,1,Building codes may not restrict utility connections or discriminate by source of utility service,Effective 2020-11-01,"Laws 2020, c. 52, 11 O.S. 14-107(E)"
56,State law barring local gas or energy-source restrictions: Utah Code 10-9a-530; 17-27a-526 (as enacted),2021,year enacted,Utah,2021,"Laws of Utah 2021, ch. 15 (HB 17)",Utah Legislature,https://le.utah.gov/~2021/bills/static/HB0017.html,2026-11-02,1,Connection or reconnection of an energy utility service; municipalities and counties,Governor signed 2021-02-25; sections may have been renumbered in a later recodification,"Laws of Utah 2021, ch. 15 (HB 17), Utah Code 10-9a-530; 17-27a-526 (as enacted)"
57,State law barring local gas or energy-source restrictions: K.S.A. 66-1288 (Kansas energy choice act),2021,year enacted,Kansas,2021,"L. 2021, ch. 26 (SB 24)",Kansas Legislature,https://www.kslegislature.gov/b2023_24/laws/066_000_0000_chapter/066_012_0000_article/066_012_0088_section/066_012_0088_k/,2026-11-02,1,Retail natural gas or propane; any municipality,Scope varies by state,"L. 2021, ch. 26 (SB 24), K.S.A. 66-1288 (Kansas energy choice act)"
58,State law barring local gas or energy-source restrictions: RSMo 67.309,2021,year enacted,Missouri,2021,L. 2021 H.B. 734 merged with S.B. 44,Missouri Legislature,https://revisor.mo.gov/main/OneSection.aspx?section=67.309,2026-11-02,1,Utility connection or reconnection by energy source; any political subdivision,Effective 2021-08-28,"L. 2021 H.B. 734 merged with S.B. 44, RSMo 67.309"
59,State law barring local gas or energy-source restrictions: Iowa Code 364.3(13),2021,year enacted,Iowa,2021,2021 Iowa Acts (HF 555 vehicle),Iowa Legislature,https://www.legis.iowa.gov/docs/code/364.3.pdf,2026-11-02,1,Natural gas and propane service; cities,Rule text clear; exact 2021 Acts chapter not isolated,"2021 Iowa Acts (HF 555 vehicle), Iowa Code 364.3(13)"
60,State law barring local gas or energy-source restrictions: KRS 65.113,2021,year enacted,Kentucky,2021,2021 Ky. Acts ch. 120 (HB 207),Kentucky Legislature,https://apps.legislature.ky.gov/law/statutes/statute.aspx?id=51275,2026-11-02,1,Utility service by energy source; local governments,Effective 2021-06-29,"2021 Ky. Acts ch. 120 (HB 207), KRS 65.113"
61,"State law barring local gas or energy-source restrictions: Miss. Laws 2021, HB 632 (codified section not identified)",2021,year enacted,Mississippi,2021,"HB 632 (2021), All Fuels Act of 2021",Mississippi Legislature,https://billstatus.ls.state.ms.us/documents/2021/html/HB/0600-0699/HB0632SG.htm,2026-11-02,1,"Expansion, connection or reconnection of service by type or source of energy; political subdivisions",Approved by Governor 2021-03-17,"HB 632 (2021), All Fuels Act of 2021, Miss. Laws 2021, HB 632 (codified section not identified)"
62,State law barring local gas or energy-source restrictions: O.C.G.A. 46-1-6,2021,year enacted,Georgia,2021,"Act 254 (HB 150), 2021",Georgia Legislature,https://www.legis.ga.gov/api/document/docs/default-source/general-statutes/summary-of-2021-general-statutes.pdf?sfvrsn=b13b38dc_8,2026-11-02,1,Utility connection and fuel sales by type or source of energy; governmental entities,Coded from the Office of Legislative Counsel summary; statute text not opened (Georgia code is hosted by a private publisher). Effective 2021-05-06,"Act 254 (HB 150), 2021, O.C.G.A. 46-1-6"
63,State law barring local gas or energy-source restrictions: Ark. Code 14-1-104,2021,year enacted,Arkansas,2021,Act 308 of 2021 (SB 137),Arkansas Legislature,https://www.arkleg.state.ar.us/Home/FTPDocument?path=%2FACTS%2F2021R%2FPublic%2FACT308.pdf,2026-11-02,1,Discrimination by energy source of a utility service,Approved 2021-03-09,"Act 308 of 2021 (SB 137), Ark. Code 14-1-104"
64,State law barring local gas or energy-source restrictions: Tex. Util. Code 181.903,2021,year enacted,Texas,2021,"HB 17, 87th Leg. (2021)",Texas Legislature,https://capitol.texas.gov/tlodocs/87R/billtext/html/HB00017F.htm,2026-11-02,1,Utility connections and infrastructure by type or source of energy; regulatory and planning authorities and political subdivisions,"Signed by the Governor 2021-05-18, effective immediately","HB 17, 87th Leg. (2021), Tex. Util. Code 181.903"
65,State law barring local gas or energy-source restrictions: W. Va. Code 8-12-23,2021,year enacted,West Virginia,2021,HB 2842 (2021),West Virginia Legislature,https://code.wvlegislature.gov/8-12-23/,2026-11-02,1,"Utility service by energy source; municipalities, political subdivisions, local governing bodies",Code page read from an Internet Archive copy; enrolled bill also saved,"HB 2842 (2021), W. Va. Code 8-12-23"
66,State law barring local gas or energy-source restrictions: W.S. 15-1-132; W.S. 18-2-116,2021,year enacted,Wyoming,2021,"Enrolled Act 70 (SF 152), 2021",Wyoming Legislature,https://wyoleg.gov/2021/Enroll/SF0152.pdf,2026-11-02,1,"Connection or reconnection of electric, natural gas, propane or other energy utility service; cities, towns, counties",Scope varies by state,"Enrolled Act 70 (SF 152), 2021, W.S. 15-1-132; W.S. 18-2-116"
67,State law barring local gas or energy-source restrictions: Fla. Stat. 366.032,2021,year enacted,Florida,2021,"ch. 2021-150, Laws of Fla.",Florida Legislature,https://www.leg.state.fl.us/Statutes/index.cfm?App_mode=Display_Statute&URL=0300-0399/0366/Sections/0366.032.html,2026-11-02,1,Types or fuel sources of energy used by utilities and LP gas dealers; local governments,Amended several times through ch. 2025-42,"ch. 2021-150, Laws of Fla., Fla. Stat. 366.032"
68,State law barring local gas or energy-source restrictions: Ohio Rev. Code 4933.41(C),2021,year enacted,Ohio,2021,"HB 201, 134th General Assembly",Ohio Legislature,https://codes.ohio.gov/ohio-revised-code/section-4933.41,2026-11-02,1,"Natural gas and propane service; townships, counties, municipal corporations",Effective 2021-09-30; code page read from an Internet Archive copy,"HB 201, 134th General Assembly, Ohio Rev. Code 4933.41(C)"
69,State law barring local gas or energy-source restrictions: Enrolled HB 446 (2021); enrolled SB 50 (2024),2021,year enacted,Alabama,2021,HB 446 (2021 Reg. Sess.); SB 50 (2024 Reg. Sess.),Alabama Legislature,https://alison.legislature.state.al.us/files/pdf/SearchableInstruments/2024RS/SB50-enr.pdf,2026-11-02,1,Use of utility services (2021); acquiring or using appliances by energy type (2024); governmental entities,Enrolled texts opened; act numbers and Code sections not confirmed on an official page (SB 50 reported as Act 2024-72),"HB 446 (2021 Reg. Sess.); SB 50 (2024 Reg. Sess.), Enrolled HB 446 (2021); enrolled SB 50 (2024)"
70,State law barring local gas or energy-source restrictions: Not confirmed (official text could not be opened),2021,year enacted,Indiana,2021,"HEA 1191 (2021), reported as P.L. 180-2021",Indiana Legislature,https://iga.in.gov/legislative/2021/bills/house/1191,2026-11-02,3,Utility service by energy source; county executives and city or town legislative bodies (per bill digest),iga.in.gov serves pages only through JavaScript; enactment taken from a bill tracker (Tier 3),"HEA 1191 (2021), reported as P.L. 180-2021, Not confirmed (official text could not be opened)"
71,State law barring local gas or energy-source restrictions: Tenn. Code Ann. 7-51-2201 to 7-51-2203,2022,year enacted,Tennessee,2022,"Pub. Ch. 1100 (SB 2077), 2022",Tennessee Legislature,https://publications.tnsosfiles.com/acts/112/pub/pc1100.pdf,2026-11-02,1,Types or sources of energy used or supplied by electric and gas utilities; political subdivisions,"Passed 2022-04-27; read from an Internet Archive copy. Earlier 2020 law reported by trade press, not verified","Pub. Ch. 1100 (SB 2077), 2022, Tenn. Code Ann. 7-51-2201 to 7-51-2203"
72,State law barring local gas or energy-source restrictions: RSA 155-A:3,2022,year enacted,New Hampshire,2022,2022 N.H. Laws 242:1 and 311:6 (per source note),New Hampshire Legislature,https://gc.nh.gov/rsa/html/XII/155-A/155-A-3.htm,2026-11-02,1,"Installing a heating or other energy system, or hiring an energy provider, of the owner's choice; all local bodies",Source note lists two 2022 acts; we did not isolate which added the paragraph,"2022 N.H. Laws 242:1 and 311:6 (per source note), RSA 155-A:3"
73,State law barring local gas or energy-source restrictions: Idaho Code 50-346,2023,year enacted,Idaho,2023,2023 Idaho Sess. Laws ch. 55 (HB 106),Idaho Legislature,https://legislature.idaho.gov/statutesrules/idstat/title50/t50ch3/sect50-346/,2026-11-02,1,"Connection, source or mandated type of electricity, natural gas, propane; all local government entities",Read from an Internet Archive copy,"2023 Idaho Sess. Laws ch. 55 (HB 106), Idaho Code 50-346"
74,State law barring local gas or energy-source restrictions: New sections in N.D.C.C. ch. 11-10 and ch. 40-01,2023,year enacted,North Dakota,2023,HB 1234 (2023),North Dakota Legislature,https://ndlegis.gov/assembly/68-2023/regular/bill-overview/bo1234.html,2026-11-02,1,"Connection or reconnection of electric, natural gas, propane or other energy utility service; political subdivisions",Governor signed; filed with Secretary of State 03/16,"HB 1234 (2023), New sections in N.D.C.C. ch. 11-10 and ch. 40-01"
75,State law barring local gas or energy-source restrictions: SDCL 6-1-24,2023,year enacted,South Dakota,2023,"SL 2023, ch. 20",South Dakota Legislature,https://sdlegislature.gov/Statutes/6-1-24,2026-11-02,1,"Natural gas, propane or other fuel gas service as a class; local governmental units",Scope varies by state,"SL 2023, ch. 20, SDCL 6-1-24"
76,State law barring local gas or energy-source restrictions: MCA 7-1-117,2023,year enacted,Montana,2023,"Ch. 435, L. 2023",Montana Legislature,https://archive.legmt.gov/bills/mca/title_0070/chapter_0010/part_0010/section_0170/0070-0010-0010-0170.html,2026-11-02,1,"Connection or reconnection of electric, natural gas, propane or other energy service; local governments",Scope varies by state,"Ch. 435, L. 2023, MCA 7-1-117"
77,State law barring local gas or energy-source restrictions: G.S. 153A-145.11 (counties); parallel city section,2023,year enacted,North Carolina,2023,S.L. 2023-58 (HB 130),North Carolina Legislature,https://www.ncleg.gov/EnactedLegislation/Statutes/HTML/BySection/Chapter_153A/GS_153A-145.11.html,2026-11-02,1,"Energy service by type or source, and sale or installation of cooking, space-heating and water-heating appliances; counties and cities",Read from an Internet Archive copy,"S.L. 2023-58 (HB 130), G.S. 153A-145.11 (counties); parallel city section"
78,State law barring local gas or energy-source restrictions: Neb. Rev. Stat. 13-407,2024,year enacted,Nebraska,2024,"Laws 2024, LB 867, sec. 12",Nebraska Legislature,https://nebraskalegislature.gov/laws/statutes.php?statute=13-407,2026-11-02,1,Types or fuel sources of energy supplied by gas utilities and propane retailers; all political subdivisions,Read from an Internet Archive copy,"Laws 2024, LB 867, sec. 12, Neb. Rev. Stat. 13-407"
79,State law barring local gas or energy-source restrictions: 30-A M.R.S. 3015,2025,year enacted,Maine,2025,"P.L. 2025, ch. 456 (LD 556)",Maine Legislature,https://legislature.maine.gov/legis/bills/getPDF.asp?paper=SP0218&item=2&snum=132,2026-11-02,1,Heating or energy system of an individual's choice and choice of energy distributor; municipalities,Approved by Governor 2025-07-01,"P.L. 2025, ch. 456 (LD 556), 30-A M.R.S. 3015"
80,Second Circuit holds EPCA does not preempt New York's All-Electric Buildings Act or NYC Local Law 154 (decision date),2026-06-30,date,New York,2026,"Ass'n of Contracting Plumbers of the City of New York v. City of New York, Nos. 25-977, 25-2041 (2d Cir.)",U.S. Court of Appeals for the Second Circuit (copy hosted by the Sabin Center Climate Litigation Database),https://climatecasechart.com/wp-content/uploads/case-documents/2026/20260630_docket-25-977_opinion.pdf,2026-11-02,1,Opinion text read,"Copy of the slip opinion, not the court's own site","Ass'n of Contracting Plumbers v. City of New York (2d Cir. June 30, 2026)"
81,Second Circuit denies petition for rehearing en banc,2026-08-26,date,New York,2026,Client alert,Barclay Damon LLP,https://www.barclaydamon.com/alerts/petition-for-rehearing-denied-by-second-circuit-for-new-york-city-and-state-bans-on-gas-appliances-in-new-buildings,2026-11-02,3,Law firm summary of the court order,Order itself not opened,"Barclay Damon, alert on rehearing denial (2026)"
82,End of New York enforcement suspension absent a timely certiorari petition,2026-10-28,date,New York,2026,Client alert,Barclay Damon LLP,https://www.barclaydamon.com/alerts/petition-for-rehearing-denied-by-second-circuit-for-new-york-city-and-state-bans-on-gas-appliances-in-new-buildings,2026-11-02,3,Stay lifts 120 days after the Second Circuit decision unless a certiorari petition is filed,Whether a petition was filed could not be confirmed,Barclay Damon (2026); NY Association of Towns (Nov. 2025)
83,New York agrees by federal court stipulation to suspend the All-Electric Buildings Act; suspension lasts until 120 days after the Second Circuit decision if no Supreme Court petition is filed,2025-11-12,date,New York,2025,Update for Town Officials: Delay of the All-Electric Buildings Act,Association of Towns of the State of New York,https://www.nytowns.org/common/Uploaded%20files/Update%20on%20All%20Electric%20Buildings%20Act.pdf,2026-11-02,2,"Summary of stipulation in Mulhern Gas Co. v. Mosley, N.D.N.Y.",Stipulation itself not opened,NY Association of Towns (Nov. 2025)
84,All-Electric Buildings Act first phase covers new buildings not more than this many stories,7,stories,New York,statute,N.Y. Energy Law 11-104(6),New York State Senate (Internet Archive copy),https://www.nysenate.gov/legislation/laws/ENG/11-104,2026-11-02,1,Statute text,Phase dates are suspended pending litigation,N.Y. Energy Law 11-104
85,First phase excludes new commercial or industrial buildings larger than this conditioned floor area,100000,square feet,New York,statute,N.Y. Energy Law 11-104(6),New York State Senate (Internet Archive copy),https://www.nysenate.gov/legislation/laws/ENG/11-104,2026-11-02,1,Statute text,,N.Y. Energy Law 11-104
86,Statutory start dates: first phase on or after 2025-12-31; all new buildings after 2028-12-31,2025-12-31; 2028-12-31,dates,New York,statute,N.Y. Energy Law 11-104(6),New York State Senate (Internet Archive copy),https://www.nysenate.gov/legislation/laws/ENG/11-104,2026-11-02,1,Statute text,Existing buildings are not covered (11-104(7)),N.Y. Energy Law 11-104
87,NYC Local Law 154 bars combustion of substances emitting this much CO2 per million Btu or more in new buildings,25,kg CO2 per million Btu,New York City,2021 law,Second Circuit opinion quoting N.Y.C. Admin. Code 24-177.1,U.S. Court of Appeals for the Second Circuit,https://climatecasechart.com/wp-content/uploads/case-documents/2026/20260630_docket-25-977_opinion.pdf,2026-11-02,1,Opinion text,,N.Y.C. Local Law 154 of 2021
88,Ninth Circuit amended opinion holding Berkeley's gas piping ban preempted by EPCA (rehearing en banc denied),2024-01-02,date,"Berkeley, California",2024,"California Restaurant Ass'n v. City of Berkeley, 89 F.4th 1094 (9th Cir. 2024)",U.S. Court of Appeals for the Ninth Circuit,https://cdn.ca9.uscourts.gov/datastore/opinions/2024/01/02/21-16278.pdf,2026-11-02,1,Opinion text,Binding only in the Ninth Circuit,"Cal. Rest. Ass'n v. City of Berkeley, 89 F.4th 1094"
89,Berkeley agrees in settlement to stop enforcing and to repeal its ordinance,2024,year,"Berkeley, California",2024,News release,California Restaurant Association,https://www.calrest.org/news/california-restaurant-association-and-berkeley-settle-gas-ban-lawsuit-berkeley-will-not-enforce,2026-11-02,3,Party statement,City council repeal record not opened,California Restaurant Association (2024)
90,Washington Supreme Court holds Initiative 2066 unconstitutional in its entirety (single-subject rule),2026-09-17,date,Washington,2026,"Climate Solutions v. State of Washington, No. 104240-0",Supreme Court of the State of Washington,https://www.courts.wa.gov/opinions/pdf/1042400.pdf,2026-11-02,1,Opinion text,,"Climate Solutions v. State, No. 104240-0 (Wash. Sept. 17, 2026)"
91,Washington Supreme Court vote on Initiative 2066,6-3,vote,Washington,2026,WA high court tosses natural gas measure approved by voters,Washington State Standard (Internet Archive copy),https://washingtonstatestandard.com/2026/09/17/wa-high-court-tosses-natural-gas-measure-approved-by-voters/,2026-11-02,3,News report,,"Washington State Standard (Sept. 17, 2026)"
92,King County Superior Court rules Initiative 2066 violates the single-subject rule,2025-03-21,date,Washington,2025,Client alert,K&L Gates LLP,https://www.klgates.com/Natural-Gas-Bans-From-New-York-to-Washington-Courts-Shift-the-Landscape-on-Legality-of-State-and-Local-Gas-Bans-4-7-2025,2026-11-02,3,Law firm summary,,"K&L Gates (Apr. 7, 2025)"
93,S.D.N.Y. dismisses EPCA challenge to NYC Local Law 154,2025-03-18,date,New York City,2025,Client alert,K&L Gates LLP,https://www.klgates.com/Natural-Gas-Bans-From-New-York-to-Washington-Courts-Shift-the-Landscape-on-Legality-of-State-and-Local-Gas-Bans-4-7-2025,2026-11-02,3,Law firm summary citing 2025 WL 843619,,"K&L Gates (Apr. 7, 2025)"
94,U.S. sues Morgan Hill and Petaluma over gas bans in new construction (complaint filed),2026-01-05,date,California,2026,"United States v. City of Morgan Hill, No. 5:26-cv-00056 (N.D. Cal.)",U.S. Department of Justice,https://www.justice.gov/opa/media/1422666/dl,2026-11-02,1,Complaint and press release dated 2026-01-07,Allegations of a party,"U.S. DOJ complaint (Jan. 5, 2026)"
95,Maine described as the 28th energy-choice state after LD 556 was signed,28,states,United States,2025-07,Maine protects energy choice,National Propane Gas Association,https://www.npga.org/news-resources/maine-protects-energy-choice/,2026-11-02,3,Trade association count,Count method not published,NPGA (July 2025)
96,Washington Initiative 2066 approved by voters in 2024 would have barred local and state restrictions on gas use; never took effect,2024,year,Washington,2024,"Climate Solutions v. State of Washington, No. 104240-0",Supreme Court of the State of Washington,https://www.courts.wa.gov/opinions/pdf/1042400.pdf,2026-11-02,1,Opinion describes sections 6 to 8 and local restrictions,,Climate Solutions v. State (Wash. 2026)
97,United States files notice of voluntary dismissal of the Morgan Hill and Petaluma suit,2026-03-23,date,California,2026,"Notice of voluntary dismissal, No. 5:26-cv-00056-BLF, Doc. 16",U.S. Department of Justice (RECAP copy),https://storage.courtlistener.com/recap/gov.uscourts.cand.462081/gov.uscourts.cand.462081.16.0.pdf,2026-11-02,1,Court filing,,"U.S. v. City of Morgan Hill, Doc. 16 (N.D. Cal. Mar. 23, 2026)"
98,"U.S. sues Morris Township, New Jersey, over ban on gas, propane and fuel oil in certain new construction (press release date)",2026-04-01,date,New Jersey,2026,Justice Department Sues New Jersey Township Over Natural Gas Ban,U.S. Department of Justice,https://www.justice.gov/opa/pr/justice-department-sues-new-jersey-township-over-natural-gas-ban,2026-11-02,1,Press release; complaint filed the prior Tuesday,Outcome not found,"U.S. DOJ press release (Apr. 1, 2026)"
99,"Federal district court upholds Montgomery County, Maryland Bill 13-22 all-electric mandate",2026-03-25,date,"Montgomery County, Maryland",2026,Maryland County's All-Electric Building Mandate Upheld by Judge,Bloomberg Law,https://news.bloomberglaw.com/environment-and-energy/maryland-countys-all-electric-building-mandate-upheld-by-judge,2026-11-02,3,News report; mandate takes effect by 2026-12-31,Opinion not opened,"Bloomberg Law (Mar. 25, 2026)"
100,Bay Area Air District Rule 9-4: zero-NOx standard applies to furnaces under this size manufactured after 2029-01-01,175000,BTU per hour,San Francisco Bay Area,2029,Myths vs. Facts: Understanding the Bay Area's Building Appliance Rules (Oct. 2026),Bay Area Air Quality Management District,https://www.baaqmd.gov/~/media/dotgov/files/rules/reg-9-rule-4-nitrogen-oxides-from-fan-type-residential-central-furnaces/2021-amendments/documents/appliance-rules-myth-vs-facts-102326-pdf.pdf,2026-11-02,1,Agency fact sheet,"Applies at replacement or new installation, not to working units",BAAQMD (Oct. 2026)
101,"Proposed 2026 amendment would move the zero-NOx date for small tank water heaters (75,000 BTU/hr or less) to 2028-01-01; Board hearing 2026-11-04",75000,BTU per hour,San Francisco Bay Area,2026,Rules 9-4 and 9-6 Building Appliances page,Bay Area Air Quality Management District,https://www.baaqmd.gov/Rules-and-Compliance/Rule-Development/Building-Appliances,2026-11-02,1,Agency page and fact sheet,Not adopted as of 2026-11-02,BAAQMD (2026)
102,"Proposed 2026 amendment: water heaters and boilers above 75,000 BTU/hr up to 2 million BTU/hr would move to 2033",2033,year,San Francisco Bay Area,2026,Myths vs. Facts (Oct. 2026),Bay Area Air Quality Management District,https://www.baaqmd.gov/~/media/dotgov/files/rules/reg-9-rule-4-nitrogen-oxides-from-fan-type-residential-central-furnaces/2021-amendments/documents/appliance-rules-myth-vs-facts-102326-pdf.pdf,2026-11-02,1,Agency fact sheet,Proposed,BAAQMD (Oct. 2026)
103,South Coast AQMD Governing Board votes 7 to 5 not to approve zero-emission amendments to Rules 1111 (furnaces) and 1121 (water heaters),2025-06-06,date,Southern California (South Coast AQMD),2025,Proposed Amended Rule 1111 and Proposed Amended Rule 1121,South Coast Air Quality Management District,https://www.aqmd.gov/home/rules-compliance/rules/scaqmd-rule-book/proposed-rules/rule-1111-and-rule-1121,2026-11-02,1,Agency rule page; minutes saved,,South Coast AQMD (2025)
104,CARB statewide zero-emission space and water heater standard not finalized and not yet proposed to the Board,2026-07-13,page date,California,2026,Clean Space and Water Heaters FAQ,California Air Resources Board,https://ww2.arb.ca.gov/our-work/programs/building-decarbonization/zero-emission-space-and-water-heater-standards/faq,2026-11-02,1,"Agency FAQ, last updated 2026-07-13",,CARB FAQ (2026)
105,Massachusetts demonstration program allows not more than this many cities and towns to require fossil-fuel-free new construction,10,municipalities,Massachusetts,2022 law,Municipal Fossil Fuel Free Building Demonstration Project,Massachusetts Department of Energy Resources,https://www.mass.gov/info-details/municipal-fossil-fuel-free-building-demonstration-project,2026-11-02,1,"Participants: Acton, Aquinnah, Arlington, Brookline, Cambridge, Concord, Lexington, Lincoln, Newton, Northampton",Read from an Internet Archive copy,Mass. DOER (2026)
106,"Supreme Court grants, vacates and remands the D.C. Circuit judgment upholding DOE gas furnace and water heater efficiency standards",2026-06-08,date,United States,2026,"American Gas Association v. Department of Energy, No. 25-879",Supreme Court of the United States,https://www.supremecourt.gov/docket/docketfiles/html/public/25-879.html,2026-11-02,1,Docket entry,"Efficiency rule, not a fuel ban","AGA v. DOE, No. 25-879 (U.S. June 8, 2026)"
107,Supreme Court docket search for the New York case parties returned no petition or extension application,2026-11-02,search date,United States,2026,Docket search (terms: Contracting Plumbers; Mulhern; Plumbers; Hochul),Supreme Court of the United States,https://www.supremecourt.gov/search.aspx?Search=Contracting+Plumbers&type=Docket,2026-11-02,1,Search results saved in raw/src,Docket search index may lag new filings,"supremecourt.gov docket search (Nov. 2, 2026)"
108,"Energy Choice Act (H.R. 3699), a federal bill to bar state and local energy-source bans, cleared the House Energy and Commerce Committee; not law",2025-12,month,United States,2025,"House bill barring state, local gas appliance bans clears hurdle",Facilities Dive,https://www.facilitiesdive.com/news/house-bill-barring-state-local-gas-appliance-bans-clears-hurdle/807161/,2026-11-02,3,News report dated 2025-12-05,Later floor action not checked,"Facilities Dive (Dec. 5, 2025)"
109,States with energy-choice laws counted by Stateline in May 2023,23,states,United States,2023-05,New York to ban fossil fuels in new buildings. 23 states have forbidden such bans.,Stateline (Pew) (Internet Archive copy),https://stateline.org/2023/05/03/new-york-to-ban-fossil-fuels-in-new-buildings-23-states-have-forbidden-such-bans/,2026-11-02,3,News count,Count method not published,"Stateline (May 3, 2023)"
110,NYC Local Law 154 effective for its first phase,2024-01-01,date,New York City,2024,Client alert,Barclay Damon LLP,https://www.barclaydamon.com/alerts/petition-for-rehearing-denied-by-second-circuit-for-new-york-city-and-state-bans-on-gas-appliances-in-new-buildings,2026-11-02,3,Law firm summary,,Barclay Damon (2026)
111,"Los Angeles Ordinance No. 188,716 (2025-06-24) repealed Ordinance No. 187,714; Encinitas Ord. 2023-75 and Santa Cruz Res. NS-30,156 suspended similar rules in 2023",188716,ordinance number,California,2023 to 2025,"Complaint, United States v. City of Morgan Hill, para. 54",U.S. Department of Justice,https://www.justice.gov/opa/media/1422666/dl,2026-11-02,1,Federal complaint citing city records,City records not opened,"U.S. DOJ complaint (Jan. 5, 2026)"
112,Morgan Hill repealed its rule and Petaluma amended its ordinance to promote rather than require electrification before the dismissal,2026-03,month,California,2026,DOJ drops lawsuits after 2 California cities repeal gas appliance bans,E&E News,https://www.eenews.net/articles/doj-drops-lawsuits-after-2-california-cities-repeal-gas-appliance-bans,2026-11-02,3,News report dated 2026-03-24,,"E&E News (Mar. 24, 2026)"
113,Montgomery County Bill 13-22 all-electric requirement takes effect by,2026-12-31,date,"Montgomery County, Maryland",2026,Maryland County's All-Electric Building Mandate Upheld by Judge,Bloomberg Law,https://news.bloomberglaw.com/environment-and-energy/maryland-countys-all-electric-building-mandate-upheld-by-judge,2026-11-02,3,News report,County text not opened,"Bloomberg Law (Mar. 25, 2026)"