# SBIR / STTR #68HERW26R0102

EPA SBIR/STTR Phase I Funding Opportunity for Air Quality Research

**Buyer:** Environmental Protection Agency
**Posted:** September 24, 2026
**Respond By:** November 08, 2026
**Identifier:** 68HERW26R0102
**NAICS:** 541620, 541715

This opportunity is a funding solicitation from the Environmental Protection Agency (EPA) for Phase I research projects under the Small Business Innovation Research (SBIR) and Small Business Technology Transfer (STTR) programs, focused on air quality.
- Government Buyer:
  - Environmental Protection Agency (EPA)
- OEMs and Vendors:
  - No specific Original Equipment Manufacturers (OEMs) or vendors are named in this solicitation
- Products/Services Requested:
  - Research and development services related to air quality
  - No specific products, part numbers, or purchase quantities are identified
- Unique or Notable Requirements:
  - Open to eligible small businesses and research institutions
  - Proposals must focus on innovative solutions for air quality
  - Eligibility for SBIR/STTR funding is required

### Description

This solicitation is for the topic of Circular Economy/Sustainable Materials under the EPA's SBIR Phase I program for the year 2026. The solicitation number is 68HERW26R0102 and it is currently open. The release date and open date are September 24, 2026, with a due date of November 8, 2026. The procurement is classified under code 237110, related to Water and Sewer Line and Related Structures Construction.

[View original listing](https://www.epa.gov/sbir/how-apply-sbir-contract#submission)