Me. Rev. Stat. tit. 8, § 292

Amounts calculated as horse owners', trainers' and drivers' purse share under section 286 must be retained by the licensee to supplement purse money at the track where the wager was placed, except that, for wagers placed at a racetrack in the State on a simulcast race conducted at another racetrack in the State, 1.512% of the regular wagers and 4.305% of the exotic wagers must be sent to the track in the State where the harness race was conducted.