the emergency and recovery period, out of any money in the Treasury not otherwise appropriated, to meet any cash-flow shortfalls that result from damage to a covered territory or any instrumentality of a covered territory caused by Hurricane Irma or Maria if— (1) the Governor of the covered territory determines that disbursements provided under subsection (b) and any supplemental amounts that may be made available under subsection (a) through future appropriations are inadequate to address any cash-flow shortfalls that result from the damage to the covered territory caused by Hurricane Irma or Maria