---identifier: "/us/cfr/t46/s169.750"source: "ecfr"legal_status: "authoritative_unofficial"title: "46 CFR § 169.750 - Radio call sign."title_number: 46title_name: "Shipping"section_number: "169.750"section_name: "Radio call sign."chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"subchapter_number: "R"subchapter_name: "NAUTICAL SCHOOLS"part_number: "169"part_name: "SAILING SCHOOL VESSELS"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"format_version: "1.1.0"generator: "[email protected]"authority: "33 U.S.C. 1321(j); 46 U.S.C. 3306, 6101; Pub. L. 103-206, 107 Stat. 2439; E.O. 11735, 38 FR 21243, 3 CFR, 1971-1975 Comp., p. 793; DHS Delegation 00170.1, Revision No. 01.4; § 169.117 also issued under the authority of 44 U.S.C. 3507."regulatory_source: "CGD 83-005, 51 FR 896, Jan. 9, 1986, unless otherwise noted."cfr_part: "169"---
Identifier
/us/cfr/t46/s169.750
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
Chapter
Coast Guard, Department of Homeland Security
Authority
33 U.S.C. 1321(j); 46 U.S.C. 3306, 6101; Pub. L. 103-206, 107 Stat. 2439; E.O. 11735, 38 FR 21243, 3 CFR, 1971-1975 Comp., p. 793; DHS Delegation 00170.1, Revision No. 01.4; § 169.117 also issued unde... 33 U.S.C. 1321(j); 46 U.S.C. 3306, 6101; Pub. L. 103-206, 107 Stat. 2439; E.O. 11735, 38 FR 21243, 3 CFR, 1971-1975 Comp., p. 793; DHS Delegation 00170.1, Revision No. 01.4; § 169.117 also issued under the authority of 44 U.S.C. 3507.
# 169.750 Radio call sign.Each vessel certificated for exposed or partially protected water service must have its radio call sign permanently displayed or readily available for display upon its deck or cabin top in letters at least 18 inches high.