{"data":{"id":"us/40-cfr-appendix-b-to-part-1037","jurisdiction":"us","citation":"40 CFR Appendix B to Part 1037","heading":"Appendix B to Part 1037—Power Take-Off Test Cycle","body":"Cycle simulation Mode Start time of mode Normalized pressure, circuit 1 (%) Normalized pressure, circuit 2 (%)\nUtility 0 0 0.0 0.0\nUtility 1 33 80.5 0.0\nUtility 2 40 0.0 0.0\nUtility 3 145 83.5 0.0\nUtility 4 289 0.0 0.0\nRefuse 5 361 0.0 13.0\nRefuse 6 363 0.0 38.0\nRefuse 7 373 0.0 53.0\nRefuse 8 384 0.0 73.0\nRefuse 9 388 0.0 0.0\nRefuse 10 401 0.0 13.0\nRefuse 11 403 0.0 38.0\nRefuse 12 413 0.0 53.0\nRefuse 13 424 0.0 73.0\nRefuse 14 442 11.2 0.0\nRefuse 15 468 29.3 0.0\nRefuse 16 473 0.0 0.0\nRefuse 17 486 11.2 0.0\nRefuse 18 512 29.3 0.0\nRefuse 19 517 0.0 0.0\nRefuse 20 530 12.8 11.1\nRefuse 21 532 12.8 38.2\nRefuse 22 541 12.8 53.4\nRefuse 23 550 12.8 73.5\nRefuse 24 553 0.0 0.0\nRefuse 25 566 12.8 11.1\nRefuse 26 568 12.8 38.2\nRefuse 27 577 12.8 53.4\nRefuse 28 586 12.8 73.5\nRefuse 29 589 0.0 0.0\nRefuse 30 600 0.0 0.0","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER U—AIR POLLUTION CONTROLS","PART 1037—CONTROL OF EMISSIONS FROM NEW HEAVY-DUTY MOTOR VEHICLES"],"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":"87465102a43e98ea29c0a11a9f0cda8cbf2e6a84a4b98f8b8a340dbb4fda792c","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-appendix-a-to-part-1037","next":"us/40-cfr-appendix-c-to-part-1037"},"notice":"GroundRules: Original legal text. Not legal advice."}