Northern Territory Consolidated RegulationsA machine manager must refuse to pay a cancelled credit or jackpot payout if he or she believes on reasonable grounds that:
(a) the gaming machine credits were not accumulated, or the winning combination was not obtained, during permitted hours of gaming under section 88 of the Act;
(b) the person claiming the cancelled credit or jackpot payout is not the person entitled to the payment or a person acting on behalf of that person; or
(c) the Act or the Regulations have been contravened by the person claiming the cancelled credit or jackpot payout.