1 Pa. Code § 33.23
This section cited in 19 Pa. Code § 3.21 (relating to copy fees); 34 Pa. Code §111.32 (relating to form/content); 34 Pa. Code §131.32 (relating to petitions except petitions for joinder and challenge proceedings); 52 Pa. Code §1.43 (relating to schedule of fees payable to the Commission); 52 Pa. Code §1001.43 (relating to Authority fee schedule); 55 Pa. Code §41.15 (relating to copies of documents); and 61 Pa. Code §703.5 (relating to other submissions).