Congress·In Committee·S. 593

Congress bill would ease summer rules for 10% to 15% ethanol gasoline and return some refinery credits

Nationwide Consumer and Fuel Retailer Choice Act of 2025

about 1 year ago·View on Congress.gov

⏸

Stalled

No legislative action in over 90 days.

Legislative Progress

Senate

House

President

Law

Key Points

Changes Clean Air Act fuel rules so gasoline with 10% to 15% ethanol can be sold more widely during summer high-ozone season.
Aims to make it easier for gas stations to offer higher-ethanol blends without running into certain fuel “vapor pressure” limits.
Could expand fuel choices at the pump in more states, especially where summer air-quality rules previously restricted these blends.
Returns certain previously retired renewable fuel compliance credits to qualifying small refineries, allowing them to use the credits in future years.
May lower compliance pressure for some small refineries, which could affect fuel supply decisions and costs, though the bill does not set price changes.

EnvironmentEnergyConsumer Protection

Impact Analysis

Personal Impact

How this policy affects specific groups of people

Mixed Impacts(1)

Chronic Illness

Neutral

Positive Impacts(1)

Farmer Rancher

Helps

Milestones

2 milestones2 actions

Feb 13, 2025Senate

Read twice and referred to the Committee on Environment and Public Works.

Feb 13, 2025

Introduced in Senate

What Happens Next

Projected impacts based on AI analysis

After enactment; timing depends on EPA implementation and industry changeover

E15 (10–15% ethanol) volatility rule changes take effect after the bill becomes law

Fuel suppliers and gas stations may be able to sell E15 more broadly during the high-ozone season, which can change what options you see at the pump.

After enactment, as states submit notifications

EPA processes state notifications under the updated 10–15% ethanol standard

States that send the required notice after enactment would be handled under the updated rules, which can affect what fuel blends are allowed in those areas during summer months.

Immediately upon enactment (as written), with real-world rollout following fuel supply logistics

Older state notifications (submitted before enactment) shift to the new standard for 10–15% ethanol blends

If your area was already covered by a prior governor notice, the bill says the updated vapor-pressure limit should apply to E10–E15 blends during the high-ozone season, which may expand E15 availability.

After enactment; depends on EPA account updates and eligibility review

EPA returns certain retired renewable fuel credits to eligible small refineries

Some small refineries could regain credits they already used up, lowering future compliance costs and possibly affecting fuel supply decisions.