(a) The provisions of this subpart are applicable to new gasoline-fueled, natural gas-fueled, liquefied petroleum gas-fueled and methanol-fueled heavy-duty vehicles.
(b) Provisions of this subpart apply to tests performed by both the Administrator and motor vehicle manufacturers.
(c) Test procedures and equipment other than those described in this subpart may be used by the vehicle manufacturer if shown to yield results which correlate with results yielded by those described in this subpart (with the reference driving schedule described in § 86.1215-85(a)) and if approved in advance by the Administrator.
[54 FR 14562, Apr. 11, 1989, as amended at 59 FR 48521, Sept. 21, 1994]
Title 40 published on 2014-07-01
The following are only the Rules published in the Federal Register after the published date of Title 40.
For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.
This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.