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Letter of Map Change (LOMC)

Letter of Map Change (LOMC) is a general term used to refer to the several types of revisions and amendments to FEMA maps that can be accomplished by letter. They include Letter of Map Amendment (LOMA), Letter of Map Revision (LOMR), and Letter of Map Revision based on Fill (LOMR-F).

Glossary Section
NFIP - National Flood Insurance Program
Last updated July 7, 2020