1 Pa. Code § 35.149
Every person whose testimony is taken by deposition shall be sworn, or shall affirm concerning the matter about which he shall testify, before a question is put or testimony given. The testimony shall be reduced to writing by the notarial officer, or under his direction, after which the deposition shall be subscribed by the witness and certified in the usual form by the notarial officer. Unless otherwise directed in the authorization, after the deposition has been subscribed and certified, it shall, together with the number of copies specified in the authorization, the copies being made by such notarial officer or under his direction, be forwarded by such notarial officer in a sealed envelope addressed to the office of the agency at Harrisburg, Pennsylvania, with sufficient stamps for postage affixed. Upon receipt thereof, the office of the agency shall file the original in the proceeding and shall forward a copy to a participant.
1 Pa. Code § 35.149
This section cited in 1 Pa. Code § 35.137 (relating to oral examination); 4 Pa. Code §89.31 (relating to investigation); 4 Pa. Code §265.3 (relating to level II hearings); 4 Pa. Code §607a.13 (relating to subpoenas); 7 Pa. Code §179.16 (relating to limited discovery); 25 Pa. Code §1021.102 (relating to discovery); 34 Pa. Code §131.62 (relating to oral depositions); 34 Pa. Code §131.63 (relating to time for taking oral depositions); 34 Pa. Code §131.64 (relating to notice of oral depositions); 34 Pa. Code §131.65 (relating to objections to taking of oral depositions); 34 Pa. Code §131.68 (relating to discovery of records); 34 Pa. Code §131.69 (relating to form of deposition affidavit); 34 Pa. Code §131.70 (relating to discovery of statements of parties or witnesses); 40 Pa. Code §15.49 (relating to deposition); 52 Pa. Code §5.348 (relating to transcript of deposition, objections and filing); 52 Pa. Code §1005.162 (relating to depositions); 55 Pa. Code §41.120 (relating to limitations on scope of discovery); and 58 Pa. Code §493a.11 (relating to discovery).