Which of the following is a responsibility of communities that have joined the NFIP?

Communities that participate in the National Flood Insurance Program (NFIP) have specific responsibilities designed to promote sound floodplain management practices and reduce flood risk. One of these key responsibilities is maintaining records of floodplain development. This involves keeping accurate and up-to-date documentation of all developments that occur within flood-prone areas, including permitting, construction, and any elevation or flood-proofing measures taken.

This record-keeping is essential for a few reasons: it helps ensure compliance with local floodplain management regulations, assists in potential future flood insurance calculations, supports local planning efforts, and provides valuable data for community planning and risk assessment. By maintaining these records, communities can monitor changes in floodplain usage and implement necessary measures to minimize flood-related risks.

In contrast, other options offered do not fall under the specific responsibilities linked to the NFIP. For instance, issuing mortgage guarantees relates more to financial institutions than to community floodplain management roles. Managing local disaster response teams and planning community recreational activities also fall outside the scope of NFIP responsibilities, as they involve broader governmental functions and local services not limited to floodplain management.