CFR›Title 40›Chapter I›Part 610›Subpart E ContainsSections 610.50–610.52CorpusDaily eCFRDisplayed edition2026-05-14Last updated2026-05-14 Subpart E—Durability Test Procedures Sections 610.50 § 610.50 Test configurations. 610.51 § 610.51 Mileage accumulation procedure. 610.52 § 610.52 Maintenance. Previous D Subpart D—General Vehicle Test Procedures Next F Subpart F—Special Test Procedures