# Protocol Gas Verification Program and Minimum Competency Requirements for Air Emission Testing
> **Rule** · — · Published 2011-04-13 · 76 FR 20536
## Document
- **Document number:** C1-2011-6216
- **Category:** other
- **Federal Register citation:** 76 FR 20536
- **CFR reference:** 40 CFR 75
- **Publication date:** 2011-04-13
- **EPA docket:** EPA-HQ-OAR-2009-0837
## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/04/13/C1-2011-6216/protocol-gas-verification-program-and-minimum-competency-requirements-for-air-emission-testing)
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