# COMAR Title 26 — Department of the Environment

## Subtitle 17 — Water Management

### Chapter 04 — Construction on Nontidal Waters and Floodplains

#### Regulation .01 Scope.

*COMAR 26.17.04.01*

These regulations are designed to govern construction, reconstruction, repair, or alteration of a dam, reservoir, or waterway obstruction or any change of the course, current, or cross section of a stream or body of water within the State including any changes to the 100-year frequency floodplain of free-flowing waters. Free-flowing waters do not include State or private wetlands or areas subject to tidal flooding. For purposes of these regulations, the landward boundaries of any tidal waters shall be deemed coterminous with the wetlands boundary maps adopted pursuant to Environment Article, §16-301, Annotated Code of Maryland.