A Letter of Map Change (LOMC) is a letter that reflects an official revision to an effective Flood Insurance Rate Map (FIRM). FEMA issues LOMCs in place of the physical revision and republication of the effective FIRM.
Online LOMC Application
Other LOMC Guidance
Portable Document Format (.pdf). Visit nh.gov for a list of free .pdf readers for a variety of operating systems.
NH Office of Energy and Planning
Governor Hugh J. Gallen State Office Park
Johnson Hall, 3rd Floor | 107 Pleasant Street | Concord, NH 03301
(603) 271-2155 | fax: (603) 271-2615