67 Pa. Code § 171.3
A secondary manufacturer which modifies the original school bus shall guarantee the performance of workmanship and materials resulting from the modification.
The provisions of this § 171.3 adopted August 19, 1983, effective August 20, 1983, 13 Pa.B. 2561; readopted December 4, 1987, effective December 5, 1987, 17 Pa.B. 5052. Immediately preceding text appears at serial page (83731).
This section cited in 67 Pa. Code § 171.23 (relating to frame).