# Revisions to Test Methods and Testing Regulations
> **Rule** · Final rule. · Published 2014-02-27 · Effective 2014-02-27 · 79 FR 11228
## Document
- **Document number:** 2014-02704
- **Category:** other
- **Federal Register citation:** 79 FR 11228
- **CFR reference:** 40 CFR 51
- **Publication date:** 2014-02-27
- **Effective date:** 2014-02-27
- **EPA docket:** EPA-HQ-OAR-2010-0114
## Abstract

This action promulgates technical and editorial corrections for source testing of emissions and operations. Some current testing provisions contain inaccuracies and outdated procedures, and new alternatives that have been approved are being added. These revisions will improve the quality of data and will give testers additional flexibility to use the newly approved alternative procedures.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2014/02/27/2014-02704/revisions-to-test-methods-and-testing-regulations)
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