Each LEC shall preserve all written or recorded disputes and complaints for 4 years from the date of the written or recorded dispute or complaint. It shall also keep the records within this Commonwealth at an office located in the territory served by them, and shall make the records available for examination by the Commission or its staff. Information to be maintained shall include the following:
52 Pa. Code § 64.192
This section cited in 52 Pa. Code § 63.15 (relating to complaint procedures); 52 Pa. Code § 63.221 (relating to customer complaint procedures); and 52 Pa. Code § 64.153 (relating to Commission informal complaint proecedures).