id,name,formula,input_rows,result,unit,limitations
d1,Consumption cap cut at the 2024 step,(cap 2024-2028 / cap 2022-2023 - 1) x 100,"rows 3, 4",-33.6,percent,"Caps are in exchange-value tonnes across all 18 listed HFCs, not pounds of R-410A."
d2,Consumption cap cut at the 2029 step,(cap 2029-2033 / cap 2024-2028 - 1) x 100,"rows 4, 5",-50.0,percent,Scheduled step; EPA said in July 2026 it will propose 2029 issuance rules.
d3,"Cumulative consumption cap cut, 2022 cap to 2029 cap",(cap 2029-2033 / cap 2022-2023 - 1) x 100,"rows 3, 5",-66.8,percent,Compares the first cap with the cap scheduled from 2029.
d4,Consumption tonnes removed per year at the 2024 step,cap 2022-2023 - cap 2024-2028,"rows 3, 4","91,975,325",MTEVe,"Exchange-value tonnes, all HFCs."
d5,"Refrigerant gas PPI change, 2021 average to 2025 average",(WPU06790312 2025 avg / 2021 avg - 1) x 100,"rows 20, 21",46.5,percent,Index covers other industrial gases including fluorocarbons and acetylene; not an R-410A price.
d6,"PPI final demand change, 2021 average to 2025 average",(WPUFD4 2025 avg / 2021 avg - 1) x 100,"rows 22, 23",17.8,percent,Economy-wide producer prices.
d7,"Refrigerant gas PPI change relative to final demand, 2021 to 2025",((gas 2025/gas 2021) / (FD 2025/FD 2021) - 1) x 100,"rows 20, 21, 22, 23",24.4,percent,"Deflating by final demand is a relative-price measure, not a consumer inflation adjustment."
d8,"Refrigerant gas PPI jump before the first cap, Oct 2021 to Dec 2021",(Dec 2021 / Oct 2021 - 1) x 100,"rows 24, 25",23.7,percent,"Timing matches the 2022 allowance notice (Oct 7, 2021); correlation, not proven cause."
d9,"Refrigerant gas PPI, Sep 2026 versus 2021 average",(Sep 2026 / 2021 avg - 1) x 100,"rows 20, 26",57.2,percent,Sep 2026 is preliminary and can be revised for four months.
d10,"Refrigerant gas PPI change across the 2024 cap step, 2023 avg to 2025 avg",(2025 avg / 2023 avg - 1) x 100,"rows 21, 27",17.9,percent,"Two-year window; other drivers (energy, feedstock, tariffs) are not controlled."
d27,"Refrigerant gas PPI change, 2022 average to 2025 average (cap 90% to 60% of baseline)",(2025 avg / 2022 avg - 1) x 100,"rows 21, 67",16.7,percent,Both years were capped; other price drivers are not controlled.
d28,"Price rise per percentage point of cap cut, 2022 to 2025",d27 / (90 - 60),"rows 2, 21, 67",0.56,percent per point,Descriptive ratio only.
d11,"Price rise per percentage point of cap cut, 2021 to 2025","d5 / (100 - 60), where 60 is the 2024-2028 cap as percent of baseline","rows 2, 20, 21",1.16,percent per point,Descriptive ratio only; it does not isolate the cap from other price drivers.
d12,Unitary AC PPI change since the Jan 2025 manufacture cutoff,(Sep 2026 / Dec 2024 - 1) x 100,"rows 28, 29",11.5,percent,Producer prices for unitary AC excluding heat pumps; Sep 2026 preliminary; mix of R-454B and R-32 units unknown.
d13,Heat pump PPI change since Dec 2024,(Sep 2026 / Dec 2024 - 1) x 100,"rows 30, 31",-1.9,percent,Sep 2026 preliminary.
d14,R-410A GWP from 40 CFR 84.64 constituents,"0.5 x 675 (HFC-32) + 0.5 x 3,500 (HFC-125)","rows 10, 11",2087.5,GWP,"Nominal 50/50 mass fractions; EPA rounds to 2,088."
d15,"Allowance use per kg, R-410A versus R-454B","2,087.5 / (0.689 x 675)","rows 10, 12, 13",4.49,ratio,"HFO-1234yf in R-454B carries no exchange value, so only the HFC-32 share draws allowances."
d16,2024-2028 consumption cap if spent only on R-410A,"181,522,990 / 2,087.5","rows 4, 10, 11","86,957",metric tons,"Illustration only: the cap covers every HFC use, not just AC refrigerant."
d17,2029-2033 consumption cap if spent only on R-410A,"90,761,495 / 2,087.5","rows 5, 10, 11","43,479",metric tons,Illustration only.
d18,2024-2028 consumption cap if spent only on the HFC-32 in R-454B,"181,522,990 / (0.689 x 675)","rows 4, 10, 12","390,309",metric tons of R-454B,Illustration only.
d19,Dated 40 CFR 84.54 milestones passed as of 2026-11-02 (SIGNATURE),count(compliance date <= 2026-11-02) / count(dated milestones),table t4,29 of 55,milestones,One row per enumerated paragraph; (b) sell-through rows coded only for the two residential HVAC products.
d20,Share of dated milestones already passed,passed / dated x 100,table t4,52.7,percent,Same coding as d19.
d21,Comfort-cooling HVAC milestones passed as of 2026-11-02,count(HVAC rows passed) / count(HVAC rows),table t4,6 of 10,milestones,"HVAC = residential and light commercial AC/HP, dehumidifiers, VRF, comfort chillers, data center cooling."
d22,HVACR milestones (adding commercial refrigeration) passed,count(HVAC+HVACR passed) / count(HVAC+HVACR),table t4,7 of 16,milestones,"Adds supermarket, remote condensing, remote ice machine and food-dispensing rows."
d23,Milestone rows changed by the May 2026 reconsideration rule,count(rows noting 91 FR 31284),table t4,15,rows,"Counts rows whose date, limit or carve-out the final rule changed."
d24,Days the eCFR barred installing pre-2025 R-410A split inventory,2026-07-27 minus 2026-01-01,"rows 7, 8, 9",207,days,Regulatory text only; no EPA enforcement statement for this subsector was found in the Federal Register.
d25,Days from today to the 2028 sell-through date for pre-2025 self-contained AC,2028-01-01 minus 2026-11-02,row 6,425,days,Calendar days.
d26,Days from today to the 2029 cap step,2029-01-01 minus 2026-11-02,row 5,791,days,Calendar days.