34 Pa. Code § 405.31 – Applicability.

The following types of elevators shall meet the requirements of this section and § § 405.32—405.41:

(1) A stage elevator consisting of a section of the stage arranged to be raised and lowered above and below the stage in a vertical direction.
(2) An orchestra elevator consisting of a platform arranged to be raised and lowered in a vertical direction.
(3) An organ console elevator used for raising and lowering an organ console, including the organist in a vertical direction.