What is one key component needed to complete an application for floodplain development?

One key component needed to complete an application for floodplain development is that all forms must be completed and signed. This ensures that the application is properly processed and that the applicant has fully acknowledged and agreed to the information provided. Completing and signing all necessary forms serves not only as a commitment to the details of the project but also helps local authorities to assess the proposal's compliance with floodplain management regulations. This requirement is fundamental in making sure that all relevant information is available for review, which is critical for ensuring compliance with the National Flood Insurance Program (NFIP) guidelines.

The other options, while they may pertain to various aspects of the development process, do not represent the fundamental requirement necessary for submitting a floodplain development application. For example, a license from an architect may be needed for certain designs but is not universally required for all projects. Similarly, while a deposit for development fees may be standard practice, it is not a critical component of the application itself. Lastly, approval from neighboring states typically isn't required during the initial application stage unless there are cross-border implications, which is not a widespread necessity for all floodplain development applications.