{"data":{"id":"us/40-cfr-87.60","jurisdiction":"us","citation":"40 CFR 87.60","heading":"Testing engines.","body":"Test procedures for measuring gaseous emissions and smoke number apply as described in 40 CFR 1031.140.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 87—CONTROL OF AIR POLLUTION FROM AIRCRAFT AND AIRCRAFT ENGINES"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"9d282fb21922a32f0267920a1054967d68d8a3b8a5543a42b65b894cc2410029","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-87.50","next":"us/40-cfr-88.1"},"notice":"GroundRules: Original legal text. Not legal advice."}