58 Pa. Code § 183.340
Persons employed as security personnel shall possess the powers and duties of a peace officer with respect to the enforcement of the criminal laws of the Commonwealth within the race meeting grounds or enclosure. Such designated persons are also authorized and empowered to interrogate and eject from the race meeting grounds or enclosure any person suspected of violating any rule or regulation promulgated by the Commission. The Commission and any association licensed by the Commission may refuse admission to and eject from enclosure of the race track operated by any association, any person whose presence there is, in the sole judgment of the association or Commission, inconsistent with the orderly or proper conduct of a race meeting or whose presence or conduct is deemed detrimental to the best interest of harness racing.
58 Pa. Code § 183.340
This section cited in 58 Pa. Code § 183.335 (relating to wagers forbidden).