An airport transfer carrier operating on a scheduled basis shall file with its tariff a copy of the schedule indicating the points served. Rates shall be based on provisions contained in tariffs filed, posted and published under statute and this title.
52 Pa. Code § 29.343
This section cited in 52 Pa. Code § 29.341 (relating to conditions); and 52 Pa. Code § 29.353 (relating to method of operation in paratransit service).