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  2. Fuels Registration, Reporting, and Compliance Help

2025 EnviroFlash Announcements about EPA Fuel Programs

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  • Subscribe to EnviroFlash alerts for Fuel Programs

This page lists recent EnviroFlash announcements that have been released to update stakeholders about EPA fuel programs.

On this page:
  • 5/13/2025: OTAQ REGISTRATION OUTAGE NOTIFICATION
  • 4/23/2025: OTAQ REGISTRATION OUTAGE NOTIFICATION
  • 4/6/2025: OTAQ Registration system offline on April 10 for system update
  • 3/17/2025: Extension of Effective Date for Removal of Gasoline Volatility Waiver
  • 3/7/2025: Extension of 2024 Renewable Fuel Standard Compliance Deadline - Final Rulemaking
  • 2/28/2025: Quarterly RFS2 EMTS Activity Report Available to Industry Submitters
  • 2/25/2025: EMTS 2024 Quarterly RFS2 EMTS Activity Reports (Separated RINS) Temporarily Removed from Database
  • 2/13/2025: EMTS Down for v9.2 Release Thursday, February 13, 2025 from 5:00 p.m. to 9:00 p.m. (ET)
  • 1/16/2025: Notice of EPA's Intent to Update RFS Small Refinery Exemption Data
  • 1/2/2025: Update to Renewable Fuel Standard Small Refinery Exemption website

OTAQ REGISTRATION OUTAGE NOTIFICATION

May 13, 2025

On Thursday, May 15, 2025, the OTAQ Registration system will be offline from 5:00 pm ET to 7:00 pm ET to deploy OTAQ Reg version 7.3.0. Version 7.3.0 is a minor release that adds BRRR activities to Attest Engagement Report Exceptions and the list of associations for Attest providers. It also adds additional exceptions to the Attest Report Submission.

OTAQ REGISTRATION OUTAGE NOTIFICATION

April 23, 2025

On Thursday, April 24, 2025, the OTAQ Registration system will be offline from 5:00 pm ET to 8:00 pm ET for a minor configuration update to the system.

OTAQ Registration system offline on April 10 for system update

April 6, 2025

On Thursday, April 10, 2025, the OTAQ Registration system will be offline from 5:00 pm ET to 8:00 pm ET for a maintenance update to the system.

Extension of Effective Date for Removal of Gasoline Volatility Waiver

March 17, 2025

Today, the Environmental Protection Agency is responding to requests from Ohio and South Dakota to delay the effective date of the removal of the 1-psi gasoline volatility waiver. More information about the final rulemaking: Extend the Effective Date for Removal of Gasoline Volatility Waiver for Ohio and Nine Counties in South Dakota.

Extension of 2024 Renewable Fuel Standard Compliance Deadline - Final Rulemaking

March 7, 2025

Today, the EPA is finalizing a rule that would extend the 2024 compliance deadline for the Renewable Fuel Standard (RFS) program. This rule also makes several minor amendments related to other RFS provisions. More information about the final rulemaking: Extension of 2024 Renewable Fuel Standard Compliance Deadline.

Quarterly RFS2 EMTS Activity Report Available to Industry Submitters

February 28, 2025

EPA's maintenance on the EMTS 2024 "Quarterly RFS2 EMTS Activity Report" has been completed. These reports are once again available to industry submitters for download in EMTS.

EMTS 2024 Quarterly RFS2 EMTS Activity Reports (Separated RINS) Temporarily Removed from Database

February 25, 2025

On Tuesday, February 25, 2025, Quarterly RFS2 EMTS Activity Reports (Separated RINS) for calendar year 2024 were removed from the EMTS database because certain reports might contain erroneous data. EPA will notify the community when the reports are again available.

EMTS Down for v9.2 Release Thursday, February 13, 2025 from 5:00 p.m. to 9:00 p.m. (ET)

February 25, 2025

On Thursday, February 13, 2025, beginning at 5:00 p.m. U.S. Eastern Time, the EPA Moderated Transaction System (EMTS) will be taken offline to deploy v9.2 of the application. The upgraded system will be back online by 9:00 p.m. This version will introduce new functionality in support of the Biogas Regulatory Reform Rule (BRRR), to allow users to lock and unlock Biogas tokens and submit Biogas Token Remedial Action transactions.

To avoid failed transactions or other possible issues, please do not attempt to process any transactions in EMTS between the hours of 5:00 p.m. and 9:00 p.m. Thursday, February 13, 2025 (Eastern Time).

Notice of EPA's Intent to Update RFS Small Refinery Exemption Data

January 16, 2025

On Thursday, February 13, 2025, beginning at 5:00 p.m. U.S. Eastern Time, the EPA Moderated Transaction System (EMTS) will be taken offline to deploy v9.2 of the application. The upgraded system will be back online by 9:00 p.m. This version will introduce new functionality in support of the Biogas Regulatory Reform Rule (BRRR), to allow users to lock and unlock Biogas tokens and submit Biogas Token Remedial Action transactions.

To avoid failed transactions or other possible issues, please do not attempt to process any transactions in EMTS between the hours of 5:00 p.m. and 9:00 p.m. Thursday, February 13, 2025 (Eastern Time).

Update to Renewable Fuel Standard Small Refinery Exemption website

January 2, 2025

On Tuesday, February 25, 2025, Quarterly RFS2 EMTS Activity Reports (Separated RINS) for calendar year 2024 were removed from the EMTS database because certain reports might contain erroneous data. EPA will notify the community when the reports are again available.

Fuels Registration, Reporting, and Compliance Help

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Last updated on May 22, 2025
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