Pennsylvania Code
Title 52 - PUBLIC UTILITIES
Part I - Public Utility Commission
Subpart B - Carriers of Passengers or Property
Chapter 27 - AIR TRANSPORTATION
Section 27.12 - Time and rate schedules

(a) Filing tariffs. A common carrier shall comply with a general or special order of the Commission and with regulations that the Commission may formulate governing the filing, publishing and posting of tariffs.

(b) Posting tariffs. At least one complete copy of each tariff covering scheduled service shall be available for public inspection at each place where tickets are sold. At least one complete copy of each tariff covering charter service shall be available at the fixed base or bases of the operator and in each aircraft operated in the service.

(c) Posting and filing schedules. The common carriers operating as scheduled service shall file with the Bureau of Transportation of the Commission two copies of the time schedules, showing airports and times of arrivals and departures, at least 7 days in advance of their effective date. Information regarding the changes in the schedules of the carriers shall be made available by carrier personnel, upon request, at Commonwealth terminals at least 7 days in advance of the effective date.