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14 U.S.C. 503, 544; 43 U.S.C. 1333; DHS Delegation No. 00170.1, Revision No. 01.4.
CGFR 58-17, 23 FR 3377, May 20, 1958, unless otherwise noted.
CGD 72-74R, 37 FR 13512, July 8, 1972, unless otherwise noted.
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Subscribe to: 33 CFR 67.10-1
No changes found for this content after 1/03/2017.
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Nomenclature changes to part 67 appear by USCG-2001-10714, 69 FR 24983, 24984, May 5, 2004, and by USCG-2025-0716, 90 FR 47585-47586, Oct. 2, 2025.
The sound signal required by §§ 67.20-10, 67.25-10, and 67.30-10 must:
(a) Have its maximum intensity at a frequency between 100 and 1,100 Hertz;
(b) Sound a 2-second blast every 20 seconds (2 seconds sound, 18 seconds silence) unless otherwise authorized by the District Commander;
(c) Have the rated range required by § 67.20-10, § 67.25-10, or § 67.30-10;
(d) Have a height not exceeding 25 feet;
(e) Have not more than eight sound sources;
(f) Be approved by the Coast Guard under § 67.10-15; and
(g) Be permanently marked with:
(1) The date of Coast Guard approval;
(2) The manufacturer and date of manufacture;
(3) A model designation;
(4) The approved range; and
(5) The power necessary to comply with the provisions of paragraph (c) of this section.