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US law
Federal (United States)
Regulations
Title 40 CFR — Protection of Environment
Chapter I — ENVIRONMENTAL PROTECTION AGENCY
Part 1048 — CONTROL OF EMISSIONS FROM NEW, LARGE NONROAD SPARK-IGNITION ENGINES
Subpart F — Test Procedures
Federal (United States) · Regulations
Subpart F — Test Procedures
4 sections
4 sections
40 C.F.R. § 1048.501
How do I run a valid emission test?
40 C.F.R. § 1048.505
How do I test engines using steady-state duty cycles, including ramped-modal testing?
40 C.F.R. § 1048.510
What transient duty cycles apply for laboratory testing?
40 C.F.R. § 1048.515
What are the field-testing procedures?
Subpart F — Test Procedures | Federal (United States) Regulations | Justis AI