part_subject: "CONTROL OF EMISSIONS FROM NEW, LARGE NONROAD SPARK-IGNITION ENGINES"
subpart_code: "E"
subpart_subject: "Testing In-use Engines"
section_number: "1048.420"
section_subject: "What in-use testing information must I report to EPA?"
cfr_reference: "40 CFR 1048.420"
title_name: "Title 40"
title_subject: "Protection of Environment"
parts_covered: "Parts 1000 to 1059"
revised_date: "Revised as of July 1, 2017"
publication_date: "As of July 1, 2017"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
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(a)In a report to us within three months after you finish testing an engine family, do all the following:
(1)Identify the engine family, model, serial number, and date of manufacture.
(2)For each engine inspected or considered for testing, identify whether the diagnostic system was functioning.
(3)Describe the specific reasons for disqualifying any engines for not being properly maintained or used.
(4)For each engine selected for testing, include the following information:
(i)Estimate the hours each engine was used before testing.
(ii)Describe all maintenance, adjustments, modifications, and repairs to each test engine.
(6)Include the results of all emission testing, including incomplete or invalidated tests, if any.
(b)Send electronic reports of in-use testing to the Designated Compliance Officer using an approved information format. If you want to use a different format, send us a written request with justification for a waiver.
(c)We will send copies of your reports to anyone from the public who asks for them. See § 1048.815 for information on how we treat information you consider confidential.