I 

118TH CONGRESS 

2D SESSION H. R. 10252 

To direct the Administrator of the Environmental Protection Agency to amend 

certain regulations for purposes of the renewable fuel program, and 

for other purposes. 

IN THE HOUSE OF REPRESENTATIVES 

NOVEMBER 22, 2024 

Mr. CURTIS introduced the following bill; which was referred to the Committee 

on Energy and Commerce 

A BILL 

To direct the Administrator of the Environmental Protection 

Agency to amend certain regulations for purposes of 

the renewable fuel program, and for other purposes. 

1 Be it enacted by the Senate and House of Representa2 tives of the United States of America in Congress assembled, 

3 SECTION 1. SHORT TITLE. 

4 This Act may be cited as the ‘‘Cleaner Biofuels Act 

5 of 2024’’. 

6 SEC. 2. REVISED DEFINITION OF ADVANCED BIOFUEL. 

7 Section 211(o)(1)(B) of the Clean Air Act (42 U.S.C. 

8 7545(o)(1)(B) is amended— 


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1 (1) in clause (i) by striking ‘‘, other than eth2 anol derived from corn starch,’’; and 

3 (2) in clause (ii)(II) by striking ‘‘(other than 

4 corn starch)’’ and inserting ‘‘, (including corn 

5 starch)’’. 

6 SEC. 3. SUPPLEMENTAL RIN GENERATION FOR CERTAIN 

7 RENEWABLE FUEL. 

8 (a) IN GENERAL.—Not later than one year after the 

9 date of enactment of this Act, the Administrator of the 

10 Environmental Protection Agency shall promulgate, after 

11 notice and opportunity for comment, a final rule— 

12 (1) revising the regulations for carrying out the 

13 Renewable Fuel Program to add to the product of 

14 the formula for determining the number of gallon15 RINs generated for a batch of renewable fuel under 

16 Section 80.1426(f), title 40, Code of Federal Regu17 lations Supplemental gallon-RINs according to the 

18 provisions under (A) and (B), subject to the limita19 tions under (C), when 

20 (A) the renewable fuel produced is ethanol 

21 derived from cornstarch, with lifecycle green22 house gas emissions that are at least— 

23 (i) 50 percent less than baseline 

24 greenhouse gas emissions, multiply the 

25 product of the formula by 0.3; or 


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1 (ii) 60 percent less than baseline 

2 greenhouse gas emissions, multiply the 

3 product of the formula by 0.4; 

4 (B) the renewable fuel produced is an ad5 vanced biofuel with lifecycle greenhouse gas 

6 emissions that are at least— 

7 (i) 70 percent less than baseline 

8 greenhouse gas emissions, multiply the 

9 product of the formula by 0.5; 

10 (ii) 80 percent less than baseline 

11 greenhouse gas emissions, multiply the 

12 product of the formula by 0.6; 

13 (iii) 90 percent less than baseline 

14 greenhouse gas emissions, multiply the 

15 product of the formula by 0.7; or 

16 (iv) 100 percent or greater than base17 line greenhouse gas emissions, multiply the 

18 product of the formula by 1 times; and 

19 (C) ensuring the resulting number of sup20 plemental gallon-RINs in (A) and (B) are 

21 awarded in the same D code as the qualifying 

22 fuel, are calculated separately then added to the 

23 total RINs calculated in 80.1426(f), and are 

24 limited by the percentage portion attributable to 

25 the renewable biomass per batch; 


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1 (2) identifying applicability of supplemental 

2 RIN generation to renewable fuels including types of 

3 renewable fuels from— 

4 (A) renewable biomass produced on eligible 

5 acres, as verified by the Administrator; 

6 (B) production processes certified by the 

7 Administrator; or 

8 (C) other processes or activities resulting 

9 in lifecycle greenhouse gas reductions the Ad10 ministrator considers appropriate when used in 

11 the production of such renewable fuel from re12 newable biomass; 

13 (3) ensuring the renewable fuel obligation de14 termined by the Administrator accounts for the in15 creased availability of advanced biofuel RINs as a 

16 result of subparagraphs (1) and (2) in order to 

17 maintain the requirement of section 

18 211(o)(2)(B)(i)(II) of the Clean Air Act (42 U.S.C. 

19 7545(o)(2)) by— 

20 (A) based on data reported as of 9/30, ad21 justing upward the subsequent year’s RVO, as 

22 determined by 211(o)(2)(B)(ii)–(iii), by adding 

23 to the applicable Annual Volume of advanced 

24 biofuel the result of— 


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1 (i) the total number of Supplemental 

2 RINs calculated under 3(a)(1)(A)–(B) and 

3 limited by (C), divided by 

4 (ii) the Equivalence Value of the fuel 

5 produced; 

6 (B) publishing an amended RVO for the 

7 following year by 11/30 if more than X percent 

8 change from previously published RVO; and 

9 (C) ensuring that designated Supplemental 

10 RINs meet eligibility requirements by using 

11 third-party auditors to complete Quality Assur12 ance Plan audits for feedstocks, fuels, and proc13 esses; and 

14 (4) formalizing timelines for the pathway peti15 tion review and approval process by— 

16 (A) setting mandatory timeframes for peti17 tion reviews and determinations of approvals/ 

18 denials, including a mandatory approval process 

19 and timeframe if there is EPA inaction on a 

20 pathway petition for more than X 180 days; 

21 (B) publishing and making transparent the 

22 lifecycle calculation methodologies, models, and 

23 tools used to make pathway petition determina24 tions; and 


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1 (C) creating an Expanded Efficient Pro2 ducer Petition Process (EEPPP) by completing 

3 the necessary lifecycle analyses and updating 

4 the Efficient Producer Petition Process’ admin5 istrative pathway tools to include additional 

6 feedstocks, fuels, processes, and activities in7 cluding carbon oxide sequestration and other 

8 processes, including those identified in 

9 3(a)(2)(A)–(C). 

10 (b) APPLICABILITY.—The revisions required by sub11 section (a) shall apply beginning the first calendar year 

12 that begins after the date of enactment of this Act. 

13 SEC. 4. RESPONSIBILITIES OF THE ADMINISTRATOR. 

14 (a) IN GENERAL.—In carrying out Section 3 of this 

15 Act, the Administrator shall— 

16 (1) report annually to Congress on greenhouse 

17 gas emissions impacts as a result of actions taken to 

18 carry out this Act, including— 

19 (A) the greenhouse gas emissions reduc20 tions from processes and activities identified in 

21 3(a)(2)(A)–(C) including— 

22 (i) the type and number of geological 

23 sequestration mechanisms used in the pro24 duction of renewable fuel as certified by 

25 the Administrator; 


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1 (ii) the number of verified eligible 

2 acres of agricultural land by region; and 

3 (iii) greenhouse gas emissions reduc4 tions from farming on verified eligible 

5 acres as compared to greenhouse gas emis6 sions from traditional farming practices; 

7 and 

8 (B) the impact of the Supplemental RINs 

9 on the Renewable Fuel Program including anal10 ysis of the Supplemental RINs generated and 

11 status of the RIN bank and market; 

12 (b) In carrying out Section 3(a)(2) of this Act the 

13 Administrator shall— 

14 (1) confirm the eligibility of renewable fuels by 

15 certifying the processes used to produce the renew16 able fuel from renewable biomass (2) confirm the eli17 gibility of renewable fuels using carbon oxide geo18 logical sequestration in a class VI well, in accord19 ance with the permitting, monitoring, recordkeeping, 

20 and other requirements applicable to underground 

21 injection under part C of the Safe Drinking Water 

22 Act (42 U.S.C. 300h et seq.); 

23 (2) verify eligible acres implementing farming 

24 practices upon application by a producer in coordi25 nation with the Secretary of Agriculture; and 


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1 (3) prohibit a RIN generator from generating 

2 Supplemental RINs by double counting across do3 mestic carbon programs the GHG benefits from 

4 verified eligible acres implementing farming prac5 tices; 

6 (c) In carrying out Section 3(a)(3) of this Act, the 

7 Administrator shall— 

8 (1) make required adjustments to administra9 tive systems EMTS to designate and identify Sup10 plemental RINs as distinct from other RINs; and 

11 (2) publish timely monthly reports to provide 

12 accurate totals of Supplemental RINs awarded; and 

13 (d) In carrying out Section 3(a)(4) of this Act, the 

14 Administrator shall— 

15 (1) allow ethanol producers using the Supple16 mental RIN generation described in 3(a)(1)(A) to 

17 submit an Expanded Efficient Producer Pathway 

18 Petition as defined by the Administrator in 

19 3(a)(4)(C); and 

20 (2) allow advanced fuel producers using the 

21 Supplemental RIN generation described in 

22 3(a)(1)(B) to submit an Expanded Efficient Pro23 ducer Pathway Petition as defined by the Adminis24 trator in 3(a)(4)(C). 


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1 (e) COORDINATION.—As part of the Administrator’s 

2 responsibilities under (a), the Administrator in coordina3 tion with the Secretary of Agriculture shall— 

4 (1) identify a verification system for eligible 

5 acres of agricultural land producing renewable bio6 mass qualified for inclusion under 3(a)(2)(A); 

7 (2) establish criteria for identifying, deter8 mining, and assessing farming practices that reduce 

9 greenhouse gas emissions associated with agricul10 tural production per acre of agricultural land; 

11 (3) identify tools for the quantification of the 

12 effects of farming practices that reduce the green13 house gas emissions of agricultural land including 

14 the total acres on which those practices are being 

15 implemented; and 

16 (4) establish a method for calculating the car17 bon intensity score for agricultural land and proc18 esses that lower the greenhouse gas emissions associ19 ated with agricultural practices based in Argonne 

20 National Laboratory’s Research & Development 

21 Greenhouse gases, Regulated Emissions, and Energy 

22 use in Technologies (GREET) lifecycle model and 

23 associated Feedstock Carbon Intensity Calculator 

24 (FD–CIC). 


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1 (f) REGULATIONS.—Not later than one year after the 

2 date of enactment of this Act, the Administrator shall pro3 mulgate, after notice and opportunity for comment, a final 

4 rule to carry out this section. 

5 (g) APPLICABILITY.—The final rule promulgated 

6 pursuant to subsection (a) shall apply beginning the first 

7 calendar year that begins after the date of enactment of 

8 this Act. 

9 SEC. 5 DEFINITIONS. 

10 In this Act: 

11 (1) ADMINISTRATOR.—The term ‘‘Adminis12 trator’’ means the Administrator of the Environ13 mental Protection Agency. 

14 (2) BASELINE LIFECYCLE GREENHOUSE GAS

15 EMISSIONS.—The term ‘‘baseline lifecycle green16 house gas emissions’’ has the meaning given to such 

17 term in section 211(o)(1) of the Clean Air Act (42 

18 U.S.C. 7545(o)(1)). 

19 (3) BATCH OF RENEWABLE FUEL.—The term 

20 ‘‘batch of renewable fuel’’ has the meaning given to 

21 such term in Section 80.1426(d) of title 40, Code of 

22 Federal Regulations. 

23 (4) CARBON INTENSITY SCORE.—The term 

24 ‘‘carbon intensity score’’ means a score to be as25 signed by the Administrator using Argonne National 


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1 Laboratory’s Research & Development Greenhouse 

2 gases, Regulated Emissions, and Energy use in 

3 Technologies (GREET) lifecycle model and associ4 ated Feedstock Carbon Intensity Calculator (FD– 

5 CIC) for calculating such scores established under 

6 Section 4(e)(2), and attributable to an acre of agri7 cultural land representing the amount of carbon di8 oxide emissions avoided with respect to such acre 

9 per year, based on the farming practices imple10 mented on such land, which may take into consider11 ation the geographic region in which the farming 

12 practice is implemented. 

13 (5) ELIGIBLE ACRE.—The term ‘‘eligible acre’’ 

14 means an acre of agricultural land on which farming 

15 practices, meeting the criteria established under Sec16 tion 4(b), are implemented that result in reduced 

17 greenhouse gas emissions associated with that acre 

18 of agricultural land. 

19 (6) GALLON-RIN.—The term ‘‘Gallon-RIN’’ has 

20 the meaning given to such term in Section 80.1401 

21 of title 40, Code of Federal Regulations. 

22 (7) LIFECYCLE GREENHOUSE GAS EMIS23 SIONS.— 

24 (A) IN GENERAL.—Subject to (B), the 

25 term ‘‘lifecycle greenhouse gas emissions’’ has 


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1 the meaning given to such term in section 

2 211(o)(1) of the Clean Air Act (42 U.S.C. 

3 7545(o)(1)). 

4 (B) GREET MODEL.—The lifecycle green5 house gas emissions shall be based on the most 

6 recent determinations under Argonne National 

7 Laboratory’s Research & Development Green8 house gases, Regulated Emissions, and Energy 

9 use in Technologies (GREET) lifecycle model 

10 and associated Feedstock Carbon Intensity Cal11 culator (FD–CIC), or a successor model. 

12 (8) PERCENTAGE PORTION.— 

13 (A) IN GENERAL.—Subject to 3(a)(C), the 

14 term ‘‘percentage portion’’ means the volume or 

15 mass of renewable biomass from verified eligible 

16 acres or other qualifying process or activity in 

17 a batch of renewable fuel as compared to the 

18 total volume or mass of renewable biomass in 

19 that batch of renewable fuel. 

20 (B) CALCULATION.—the percentage por21 tion shall be based on the ratio of renewable 

22 biomass generated from verified eligible acres or 

23 other qualifying process or activity reported for 

24 the batch of renewable fuel to all renewable bio25 mass reported for that batch and applied after 


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1 determining all applicable calculations under 

2 Code of Federal Regulations Section 80.1426(f) 

3 of title 40, to determine the total number of 

4 gallon-RINs that shall be generated for the 

5 batch. 

6 (9) RENEWABLE BIOMASS.—The term ‘‘renew7 able biomass’’ has the meaning given to such term 

8 in section 211(o)(1) of the Clean Air Act (42 U.S.C. 

9 7545(o)(1)). 

10 (10) RENEWABLE FUEL.—The term ‘‘renewable 

11 fuel’’ has the meaning given to such term in section 

12 211(o)(1) of the Clean Air Act (42 

13 U.S.C.7545(o)(1)). 

14 (11) RENEWABLE FUEL PROGRAM.—The term 

15 ‘‘Renewable Fuel Program’’ means the Renewable 

16 Fuel Program under section 211(o) of the Clean Air 

17 Act (42 U.S.C. 7545(o)). 

18 (12) RENEWABLE IDENTIFICATION NUMBER

19 (RIN).—The term ‘‘Renewable Identification Num20 ber’’ has the meaning given to such term in Section 

21 80.1401 of title 40, Code of Federal Regulations. 

Æ 


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