D250-00

1. Scope 1.1 This Standard specifies (a) the chassis and body requirements, and (b) the required safety equipment for school buses. 1.2 This Standard applies to Types A1, A2, B, C, and D school buses. 1.3 This Standard does not cover after-market and retrofit installations. These installations are covered by federal and provincial regulations, and it is the responsibility of the appropriate jurisdiction to inspect and approve these installations. 1.4 The values given in SI (metric) units are the standard. The values given in parentheses are for information only.