40 CFR 1048.140
§ 1048.140 What are the provisions for certifying Blue Sky Series engines?
United States · 40 CFR — Protection of Environment · Status: effective
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- Citation
- 40 CFR 1048.140, § 1048.140 What are the provisions for certifying Blue Sky Series engines?, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/195381
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Full text
This section defines voluntary standards for a recognized level of superior emission control for engines designated as “Blue Sky Series” engines. If you certify an engine family under this section, it is subject to all the requirements of this part as if these voluntary standards were mandatory. To receive a certificate of conformity as “Blue Sky Series,” you must certify to one of the sets of exhaust emission standards in the following table:
Table 1 of § 1048.140—Standards for Blue Sky Series Engines (g/kW-hr)
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.