{"data":{"id":"us/46-cfr-42.30-10","jurisdiction":"us","citation":"46 CFR 42.30-10","heading":"-10 Southern Winter Seasonal Zone.","body":"(a) The northern boundary of the Southern Winter Seasonal Zone is the rhumb line from the east coast of the American continent at Cape Tres Puntas to the point latitude 34° S., longitude 50° W.; thence the parallel of latitude 34° S. to longitude 17° E.; thence the rhumb line to the point latitude 35°10′ S., longitude 20° E.; thence the rhumb line to the point latitude 34° S. longitude 28° E.; thence along the rhumb line to the point latitude 35°30′ S., longitude 118° E.; thence the rhumb line to Cape Grim on the northwest coast of Tasmania; thence along the north and east coasts of Tasmania to the southernmost point of Bruny Island; thence the rhumb line to Black Rock Point on Stewart Island; thence the rhumb line to the point latitude 47° S., longitude 170° E.; thence along the rhumb line to the point latitude 33° S., longitude 170° W.; and thence the parallel of latitude 33° S. to the west coast of the American continent.\n(1) Valparaiso is to be considered as being on the boundary line of the Summer and the Winter Seasonal Zones.\n(2) Seasonal periods:\nWinter: April 16 to October 15.\nSummer: October 16 to April 15.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER E—LOAD LINES","PART 42—DOMESTIC AND FOREIGN VOYAGES BY SEA","Subpart 42.30—Zones, Areas, and Seasonal Periods"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"304e614fd5bca4a13a6a1a600dc32ad622b03c04f398281448defb8bc2c1b774","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-42.30-5","next":"us/46-cfr-42.30-15"},"notice":"GroundRules: Original legal text. Not legal advice."}