exclusions, and limitations as the Standard Flood Insurance Policy insofar as the Policy relates to the requirements of this section. (B) Coverage amounts Coverage amounts for an excess flood insurance policy shall not exceed the coverage amounts established under section 1306(b) of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4013(b) ). (4) Underlying policy requirement An excess flood insurance policy sold under the Pilot Program shall require the insured to carry primary flood insurance that— (A) provides a maximum coverage limit of not less than $50,000