44 C.F.R. § 295.21
(e) Reduction in the value of real property. Compensatory damages may be awarded for reduction in the value of real property that a Claimant owned before the fire if:
(m) Duplication of benefits. The CGFAA allows FEMA to compensate Injured Parties only if their damages have not been paid or will not be paid by insurance or a third party.
(2) Coordination with our Public Assistance Program. Injured Parties eligible for disaster assistance under our Public Assistance Program are expected to apply for all available assistance. Compensation will not be awarded under the CGFAA for: