12 Pa. Code § 145.96
A question regarding the interpretation of this chapter shall be submitted in writing by an interested person to the Department for resolution. This chapter will be liberally construed by the Department to facilitate achievement of the purposes of the act and of this chapter. If the question of interpretation is of general applicability, the Department will furnish a copy of its resolution to third-party agencies and manufacturers with approved building system documentation no later than at the time of its next report required under § 145.92 (relating to reports by the Department).
12 Pa. Code § 145.96
This section cited in 12 Pa. Code § 145.36 (relating to applicability of locally-enacted codes and ordinances); and 12 Pa. Code § 145.92 (relating to reports by the Department).