{ "summary": "In the United States tariff, line 7306.21.80.10 covers casing and tubing of a kind used in drilling for oil or gas, welded of stainless steel, tubing, imported with coupling. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 7306.21 in heading 73.06 (chapter 73).", "updatedAt": "2026-10-09", "facts": [ { "label": "Tariff line", "value": "7306.21.80.10", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Covers", "value": "Casing and tubing of a kind used in drilling for oil or gas, welded of stainless steel, tubing, imported with coupling", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Duty (MFN)", "value": "Free", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" }, { "label": "Additional duties", "value": "None recorded", "source": null }, { "label": "Restrictions", "value": "None recorded", "source": null }, { "label": "Tariff", "value": "United States", "source": "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false", "url": "https://border.bot/countries/united-states" }, { "label": "HS subheading", "value": "7306.21", "source": null, "url": "https://border.bot/hs-codes/730621" } ], "faq": [ { "question": "What does tariff line 7306.21.80.10 cover in the United States tariff?", "answer": "In the United States tariff, line 7306.21.80.10 covers casing and tubing of a kind used in drilling for oil or gas, welded of stainless steel, tubing, imported with coupling." }, { "question": "What is the general (MFN) duty on 7306.21.80.10 in the United States?", "answer": "Goods under this line enter free of general (MFN) duty. The rate is published on 7306.21.80." } ], "sections": [ { "id": "covers", "title": "What this line covers", "text": [ "In the United States tariff, line 7306.21.80.10 covers casing and tubing of a kind used in drilling for oil or gas, welded of stainless steel, tubing, imported with coupling.", "Its legal text is “Imported with coupling”, read under “Casing and tubing of a kind used in drilling for oil or gas”, “Welded of stainless steel” and “Tubing”." ] }, { "id": "structure", "title": "How it is structured", "text": [ "It falls under HS subheading 7306.21 in heading 73.06 (chapter 73). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff." ] }, { "id": "duty", "title": "Duty", "text": [ "Goods under this line enter free of general (MFN) duty.", "The rate is published on 7306.21.80." ] }, { "id": "other-countries", "title": "In other countries", "text": [ "No other national tariff on border.bot has live lines under 7306.21 yet." ] }, { "id": "sources", "title": "Sources and updates", "text": [ "The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.", "The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.", "The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.", "This page was last updated on 9 October 2026.", "Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling." ] } ], "data": { "type": "country-line", "country": { "code": "US", "name": "United States", "slug": "united-states" }, "schedule": { "code": "US", "name": "United States", "slug": "united-states" }, "borrowed": false, "localTaxes": [], "localDeminimis": [], "ratesLive": true, "provenance": [ { "dataset": "US:hs", "country": "US", "kind": "hs", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:50.043Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] }, { "dataset": "US:rates", "country": "US", "kind": "rates", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:36.287Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] }, { "dataset": "US:programmes", "country": "US", "kind": "programmes", "seq": 1, "version": "2026HTSRev21", "liveAt": "2026-10-09T21:15:58.040Z", "origin": "source", "sourceUrls": [ "https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false" ] } ], "dateModified": "2026-10-09T21:15:58.040Z", "chapter": { "code": "73", "description": "Articles of iron or steel" }, "heading": { "code": "7306", "description": "Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel" }, "subheading": { "code": "730621", "description": "Casing and tubing of a kind used in drilling for oil or gas: Welded, of stainless steel" }, "line": { "code": "7306218010", "description": "Imported with coupling", "levels": [ "Casing and tubing of a kind used in drilling for oil or gas", "Welded of stainless steel", "Tubing", "Imported with coupling" ], "english": null, "keywords": [], "lang": "en", "general": { "code": "73062180", "dutyText": "Free", "startDate": null, "endDate": null, "unit": null }, "preferences": [], "measures": [], "restrictions": [] }, "siblings": [ { "code": "7306213000", "description": "Threaded or coupled" }, { "code": "7306214000", "description": "Other" }, { "code": "7306218050", "description": "Other" } ], "siblingsTotal": 3, "previous": { "code": "7306214000", "description": "Other", "indexable": true }, "next": { "code": "7306218050", "description": "Other", "indexable": true }, "otherSchedules": [], "seo": { "canonicalPath": "/countries/united-states/hs-codes/7306218010", "robots": "index", "sitemap": true, "reasons": [ "1 national lines" ] } }, "pagination": { "page": 1, "pages": 1, "size": 100, "total": 0, "prev": null, "next": null }, "previous": "https://border.bot/countries/united-states/hs-codes/7306214000", "next": "https://border.bot/countries/united-states/hs-codes/7306218050", "links": { "self": "https://border.bot/countries/united-states/hs-codes/7306218010.json", "html": "https://border.bot/countries/united-states/hs-codes/7306218010", "canonical": "https://border.bot/countries/united-states/hs-codes/7306218010", "markdown": "https://border.bot/countries/united-states/hs-codes/7306218010.md", "tools": { "calculator": "https://border.bot/tools/landed-cost-calculator", "classifier": "https://border.bot/tools/hs-code-classifier", "api": "https://api.border.bot/v1" } }, "code": "7306218010", "attribution": "border.bot tariff reference (border.bot), compiled from the official publishers named on each page.", "terms": "https://border.bot/legal/terms", "notice": "Guidance from published tariff data, not a binding ruling. 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