# Federal Register #FRL-13650-01-OA

EPA notice on ERG enforcement support and a CASAC oxides of nitrogen meeting

**Buyer:** Environmental Protection Agency (EPA), Science Advisory Board (SAB) Branch
**Posted:** October 08, 2026
**Identifier:** FRL-13650-01-OA
**NAICS:** 541620

This EPA notice combines a public advisory meeting announcement with information about an existing contractor support arrangement; it is not a solicitation for new products or services.
- **Government buyer:** Environmental Protection Agency (EPA), Office of Enforcement and Compliance Assurance (OECA), Office of Civil Enforcement (OCE), Waste and Chemical Enforcement Division (WCED).
- **Existing contractor:** ERG supports OECA and OCE under solicitation 68HERL26A0022. Its work includes enforcement program implementation and case development, inspections, sampling, laboratory services, and analysis.
- **Information access:** ERG may access confidential business information under FIFRA and FFDCA as needed to perform its work. Access continues through the contract period and any extensions.
- **Separate public meeting:** EPA’s Science Advisory Board Branch announced a virtual Clean Air Scientific Advisory Committee (CASAC) meeting to discuss a draft report on the Integrated Science Assessment for Oxides of Nitrogen.
- **Procurement status:** No new products or services, quantities, or part numbers are requested. No OEMs are identified.

### Description

The EPA Science Advisory Board Branch is announcing a virtual public meeting of the Clean Air Scientific Advisory Committee (CASAC) to discuss a draft CASAC report on EPA's Integrated Science Assessment for Oxides of Nitrogen. The meeting will take place on November 2, 2026, from 1:00 p.m. to 5:00 p.m. Eastern Time, and registration is required to participate. Members of the public may provide oral or written comments; comments for timely consideration should be submitted by October 26, 2026.

[View original listing](https://www.federalregister.gov/documents/2026/10/08/2026-20608/public-meeting-of-the-clean-air-scientific-advisory-committee-casac-on-oxides-of-nitrogen)