Pennsylvania Code & Bulletin

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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 54 Pa.B. 488 (January 27, 2024).

67 Pa. Code § 171.78. Windows.

§ 171.78. Windows.

 The following apply to windows:

   (1)  Each full side window shall provide an unobstructed emergency opening at least 9 inches high and 22 inches wide, obtained by lowering the window.

   (2)  School buses shall be equipped with split sash windows. Push-out type windows may be used.

   (3)  Glass in the windshield, windows and doors shall be of approved safety glazing so mounted that the identifying designation is visible, and of sufficient quality to prevent distortion of view in any direction. Glazing materials shall comply with FMVSS No. 205. See Appendix A. Glass may be mounted in a conventional rubber gasket or affixed to the body by a bonding process.

   (4)  Exposed edges of glass shall be banded or have a finished edge.


   The provisions of this §  171.178 amended under the Vehicle Code, 75 Pa.C.S. § §  4551—4553 and 6103.


   The provisions of this §  171.78 adopted August 4, 1978, effective July 1, 1979, 8 Pa.B. 2194; amended August 19, 1983, effective August 20, 1983, 13 Pa.B. 2561; amended September 20, 1985, effective retroactively, 15 Pa.B. 3350; readopted December 4, 1987, effective December 5, 1987, 17 Pa.B. 5052; amended May 20, 2005, effective May 21, 2005, 35 Pa.B. 3039. Immediately preceding text appears at serial page (219645).

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