permitted substances means those substances contained in the list of permitted substances identified in section 6(g). (17) Racetrack The term racetrack means an organization licensed by a State racing commission to conduct covered horseraces. (18) State racing commission The term State racing commission means that entity designated by State statute or, in the absence of statute, by regulation, with jurisdiction to regulate the conduct of horseracing within the State. (19) Takeout The term takeout means that portion of a wager that is deducted from or not included in the pari-mutuel pool, and that is distributed to persons other than those placing wagers. (20) Trainers The term trainer means an individual engaged in the training of covered horses. (21) Veterinarian The term veterinarian means a licensed veterinarian who provides veterinary services to covered horses. (22) Workout The term workout means a timed running of a horse over a predetermined distance not associated with a race or, with regard to a horse taking part in harness or pace racing, its first qualifying race. 4. Jurisdiction for horseracing anti-doping and medication control matters (a) In general Effective upon the effective date of the anti-doping and medication control program as set forth in section 10, the Authority shall exercise authority over all horseracing anti-doping and medication control matters consistent with the provisions of this Act. (b) Powers and authority (1) In general The Authority shall be established as a private, independent, self-regulatory, non-profit corporation with responsibility for developing and administering an anti-doping and medication control program for covered horses, covered persons, and covered horseraces consistent with the provisions of this Act. (2) Powers The Authority shall be vested with the same anti-doping and medication control powers over horseracing licensees as the State racing commissions have in their respective States in respect to access to offices, track facilities, and other places of