---
kind: "section"
citation: "46 C.F.R. § 42.30-30"
title: "46"
number: "42.30-30"
heading: "Enclosed seas."
url: "https://uscodex.org/cfr/46/42.30-30"
---

# §42.30-30. Enclosed seas.

- (a) **Baltic Sea.** This sea bounded by the parallel of latitude of The Skaw in the Skagerrak is included in the Summer Zones.
  - (1) **However, for vessels of 328 feet and under in length, it is a Winter Seasonal Area.**
    - (i) **Seasonal periods—**
- (b) **Black Sea.** This sea is included in the Summer Zones.
  - (1) **However, for vessels of 328 feet and under in length, the area north of latitude 44° N.** is a Winter Seasonal Area.
    - (i) **Seasonal periods—**
- (c) **Mediterranean.** This sea is included in the Summer Zones.
  - (1) However, for vessels of 328 feet and under in length, the area bounded on the north and west by the coasts of France and Spain and the meridian of longitude 3° E. from the coast of Spain to latitude 40° N.; on the south by the parallel of latitude 40° N. from longitude 3° E. to the west coast of Sardinia; on the east by the west and north coasts of Sardinia from latitude 40° N. to longitude 9° E., thence by the meridian of longitude 9° E. to the south coast of Corsica, thence by the west and north coasts of Corsica to longitude 9° E. and thence by the rhumb line to Cape Sicie; is a Winter Seasonal Area.
    - (i) **Seasonal periods—**
- (d) **Sea of Japan.** This sea south of the parallel of latitude 50° N. is included in the Summer Zones.
  - (1) **However, for vessels of 382 feet and under in length, the area between the parallel of latitude 50° N.** and the rhumb line from the east coast of Korea at latitude 38° N. to the west coast of Hokkaido, Japan, at latitude 43°12′ N., is a Winter Seasonal Area.
    - (i) **Seasonal periods—**

## Notes

### Amendments

[CGFR 68-60, 33 FR 10069, July 12, 1968, as amended by CGFR 68-126, 34 FR 9016, June 5, 1969]

### Authority

Authority: 46 U.S.C. 5101-5116; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.4; section 42.01-5 also issued under the authority of 44 U.S.C. 3507.

### Amendments

[CGFR 68-60, 33 FR 10069, July 12, 1968, as amended by CGFR 68-126, 34 FR 9016, June 5, 1969]