Proposed test methods have been published in the Federal Register as proposed rules, but have not yet been promulgated. Proposed Federal Register Methods maybe new methods or revisions to existing FR Methods. When the method is promulgated, it becomes the official Code of Federal Regulations (CFR) Method. Promulgated test methods are available here.
Proposed Methods and Supporting Documentation
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2017 Test Method Revisions - Proposal (PDF)(70 pp, 1 MB,
2017 revisions to test methods-proposal
Fact Sheet - 2017 proposed method updates (PDF)(2 pp, 314 K)
Fact Sheet - 2017 proposed method updates
- Fact Sheet: Clarification of Requirements for Method 303 Certification Training (PDF)(2 pp, 19 K, February 2016)