Indiana

Current Regulations: Two counties (Clark and Floyd; part of the Louisville ozone nonattainment area) have a summer max. 7.8 psi RVP gasoline standard. See 326 Indiana Administrative Code 13-3.

Federal RFG is required in Lake and Porter counties (part of the Chicago ozone nonattainment area), summer and winter.

Gasoline shall conform to ASTM D 4814; see Indiana Administrative Code Title 410, Article 12.1. This is enforced by the Indiana State Department of Health, Weights and Measures Division.Also see minimum specifications for gasoline and gasohol at Indiana Code 16-44-2-8.

SB 381 was signed by the Governor on March 14, 2002 and caps MTBE at 0.5 vol% in gasoline after 7/23/04. See Indiana Code 16-44-2-8(b)(1)(F). 

In a multi-state letter dated 8/31/17, to address a fuel supply emergency caused by Hurricane Harvey, EPA waived RFG requirements and allowed 11.5 psi RVP gasoline throughout the state through September 15. In a multi-state letter dated 9/7/17, EPA extended the RFG waiver through September 26. 

Legislature: HB 1444, introduced in January 2004, would require that all diesel sold in IN contain at least 2 vol% biodiesel by the later of 1) not more than 30 days after determination that the annual capacity in IN exceeds 12 million gallons of biodiesel production or 2) January 1, 2006; railroad locomotives and off-road mining equipment and machinery would be exempt.

Introduced in January 2008, HB 1322 would require gasoline to contain 10 vol% ethanol whenever the total price of gasoline is greater than the total price of ethanol-blended gasoline.

HB 1398, introduced in January 2009, would require at least 10 vol% ethanol in gasoline by 7/1/09 with exceptions for watercraft, airplanes, motor sport racing, antique vehicles, motorcycles, off-road vehicles and snowmobiles, and small engines; this was removed in an amendment and passed the House on 2/25/09. HB 1442, introduced in January 2009, would require at least 10 vol% ethanol in gasoline by 1/1/10 with exceptions for watercraft, airplanes, motor sport racing, antique vehicles, motorcycles, off-road vehicles and snowmobiles, and small engines.

Proposed State Actions: the IN Dept. of Environmental Management was considering low (7.0 psi) RVP summer gasoline in central IN (Indianapolis), effective 6/1/07. IDEM had two public comment periods, Oct. 2005 and Jan. 2006.

Last updated September 2017