1. A. A person may not operate, or give permission to operate, a vessel that emits a maximum noise level exceeding 90dB(A).
2. B. Noise level limits shall be measured using the procedures contained in the marine environment noise level measurement procedure SAE J 2005, as incorporated by reference in COMAR 08.18.03.

3. C. Mufflers.

   1. (1) The exhaust of an inboard internal combustion engine of a vessel operated on the Lake shall be:

      1. (a) Equipped with a muffler or system which muffles or suppresses engine noise emitted from the vessel to the established limits in §A of this regulation; and
      2. (b) Vented at or below the water line of the vessel.
   2. (2) The exhaust system may not be equipped with a muffling device cutout.

Authority: Natural Resources Article, §§8-703.2 and 8-738, Annotated Code of Maryland

Effective date:

Regulations .01—.11 adopted as an emergency provision effective May 15, 1997 (24:12 Md. R. 857); emergency status extended at 24:24 Md. R. 1668 and 25:9 Md. R. 676

Regulations .01—.11 adopted effective May 18, 1998 (25:10 Md. R. 746)