Tandom
About
Sign inCreate a free account →
Tandom

The building blocks of global trade.

hello@tandom.ai

Proud to partner with

Microsoft for Startups

NVIDIA

Inception Program

Products

  • Tariff Calculator
  • AD/CVD Intelligence
  • HTS Classification
  • Document Intelligence
  • Entry Filing
  • Excel Plugin
  • Email Plugin

Catalogs

  • AD/CVD Catalog
  • HTS Catalog
  • Pending Investigations Directory
  • Rate Change Feed

Developers

  • API
  • AI Agent Workflows
  • MCP Connector
  • API Reference
  • API Pricing
  • API Changelog

Resources

  • Resource Center
  • Guides
  • Roadmap

Company & Legal

  • About
  • Privacy Policy
  • Terms of Service
  • Acceptable Use

© 2026 Fintora Technologies, Inc. d/b/a Tandom. All rights reserved.

Plain-English explanationLinked AD/CVD casesMessage bodyFrequently asked questionsLearn more
  1. AD/CVD Catalog
  2. ›
  3. CSMS
  4. ›
  5. CSMS 2042203
CSMS 2042203·Trade policy·January 11, 2002·View on csms.cbp.gov ↗

FINAL DETERMINATION IN THE ANTIDUMPING INVESTIGATION OF HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND (A-549-817)

Plain-English explanation

CSMS 2042203 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (trade policy), published on January 11, 2002. It carries the official CBP guidance brokers and importers must follow for the topic — "FINAL DETERMINATION IN THE ANTIDUMPING INVESTIGATION OF HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND (A-549-817)". It links to 2 AD/CVD cases in Tandom's catalog. CSMS messages are the operational layer between Commerce determinations and at-the-border collections: when Commerce publishes a new rate, scope ruling, or instruction, CBP turns it into a CSMS that ACE/ACS systems and brokers act on.

Linked AD/CVD cases(2)

Cases referenced or affected by this CSMS message

A-549-817C-549-818

Message body

Full text as published by U.S. Customs and Border Protection

MESSAGE NO: 2042203 DATE: 01 11 2002 CATEGORY: ADA TYPE: FNO REFERENCE: REFERENCE DATE: CASES: A - 549 - 817 - - - - - - - - - - PERIOD COVERED: 09 28 2001 TO LIQ SUSPENSION DATE: TO: DIRECTORS OF FIELD OPERATIONS PORT DIRECTORS FROM: DIRECTOR, TRADE ENFORCEMENT & CONTROL RE: FINAL DETERMINATION IN THE ANTIDUMPING INVESTIGATION OF HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND (A-549-817) RE: NOTICE OF FINAL DETERMINATION IN THE ANTIDUMPING DUTY INVESTIGATION OF CERTAIN HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND(A-549-817) 1. ON SEPTEMBER 28, 2001, THE DEPARTMENT OF COMMERCE PUBLISHED IN THE FEDERAL REGISTER ITS FINAL DETERMINATION OF SALES AT LESS THAN FAIR VALUE IN THE ANTIDUMPING DUTY INVESTIGATION OF CERTAIN HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND. 2. FOR PURPOSES OF THIS INVESTIGATION, THE PRODUCTS COVERED ARE CERTAIN HOT-ROLLED CARBON STEEL FLAT PRODUCTS OF A RECTANGULAR SHAPE, OF A WIDTH OF 0.5 INCH OR GREATER, NEITHER CLAD, PLATED, NOR COATED WITH METAL AND WHETHER OR NOT PAINTED, VARNISHED, OR COATED WITH PLASTICS OR OTHER NON-METALLIC SUBSTANCES, IN COILS (WHETHER OR NOT IN SUCCESSIVELY SUPERIMPOSED LAYERS), REGARDLESS OF THICKNESS, AND IN STRAIGHT LENGTHS OF A THICKNESS OF LESS THAN 4.75 MM AND OF A WIDTH MEASURING AT LEAST 10 TIMES THE THICKNESS. UNIVERSAL MILL PLATE (I.E., FLAT-ROLLED PRODUCTS ROLLED ON FOUR FACES OR IN A CLOSED BOX PASS, OF A WIDTH EXCEEDING 150 MM, BUT NOT EXCEEDING 1250 MM, AND OF A THICKNESS OF NOT LESS THAN 4.0 MM, NOT IN COILS AND WITHOUT PATTERNS IN RELIEF) OF A THICKNESS NOT LESS THAN 4.0 MM IS NOT INCLUDED WITHIN THE SCOPE OF THIS INVESTIGATION. SPECIFICALLY INCLUDED WITHIN THE SCOPE OF THIS INVESTIGATION ARE VACUUM DEGASSED, FULLY STABILIZED (COMMONLY REFERRED TO AS INTERSTITIAL-FREE (IF)) STEELS, HIGH STRENGTH LOW ALLOY (HSLA) STEELS, AND THE SUBSTRATE FOR MOTOR LAMINATION STEELS. IF STEELS ARE RECOGNIZED AS LOW CARBON STEELS WITH MICRO- ALLOYING LEVELS OF ELEMENTS SUCH AS TITANIUM OR NIOBIUM (ALSO COMMONLY REFERRED TO AS COLUMBIUM), OR BOTH, ADDED TO STABILIZE CARBON AND NITROGEN ELEMENTS. HSLA STEELS ARE RECOGNIZED AS STEELS WITH MICRO-ALLOYING LEVELS OF ELEMENTS SUCH AS CHROMIUM, COPPER, NIOBIUM, VANADIUM, AND MOLYBDENUM. THE SUBSTRATE FOR MOTOR LAMINATION STEELS CONTAINS MICRO-ALLOYING LEVELS OF ELEMENTS SUCH AS SILICON AND ALUMINUM. STEEL PRODUCTS TO BE INCLUDED IN THE SCOPE OF THIS INVESTIGATION, REGARDLESS OF DEFINITIONS IN THE HARMONIZED TARIFF SCHEDULE OF THE UNITED STATES (HTS), ARE PRODUCTS IN WHICH: I) IRON PREDOMINATES, BY WEIGHT, OVER EACH OF THE OTHER CONTAINED ELEMENTS; II) THE CARBON CONTENT IS 2 PERCENT OR LESS, BY WEIGHT; AND III) NONE OF THE ELEMENTS LISTED BELOW EXCEEDS THE QUANTITY, BY WEIGHT, RESPECTIVELY INDICATED: 1.80 PERCENT OF MANGANESE, OR 2.25 PERCENT OF SILICON, OR 1.00 PERCENT OF COPPER, OR 0.50 PERCENT OF ALUMINUM, OR 1.25 PERCENT OF CHROMIUM, OR 0.30 PERCENT OF COBALT, OR 0.40 PERCENT OF LEAD, OR 1.25 PERCENT OF NICKEL, OR 0.30 PERCENT OF TUNGSTEN, OR 0.10 PERCENT OF MOLYBDENUM, OR 0.10 PERCENT OF NIOBIUM, OR 0.15 PERCENT OF VANADIUM, OR 0.15 PERCENT OF ZIRCONIUM. ALL PRODUCTS THAT MEET THE PHYSICAL AND CHEMICAL DESCRIPTION PROVIDED ABOVE ARE WITHIN THE SCOPE OF THIS INVESTIGATION UNLESS OTHERWISE EXCLUDED. THE FOLLOWING PRODUCTS, BY WAY OF EXAMPLE, ARE OUTSIDE OR SPECIFICALLY EXCLUDED FROM THE SCOPE OF THIS INVESTIGATION: -ALLOY HOT-ROLLED STEEL PRODUCTS IN WHICH AT LEAST ONE OF THE CHEMICAL ELEMENTS EXCEEDS THOSE LISTED ABOVE (INCLUDING, E.G., ASTM SPECIFICATIONS A543, A387, A514, A517, A506). -SOCIETY OF AUTOMOTIVE ENGINEERS (SAE)/AMERICAN IRON AND STEEL INSTITUTE (AISI) GRADES OF SERIES 2300 AND HIGHER. -BALL BEARINGS STEELS, AS DEFINED IN THE HTS.TOOL STEELS, AS DEFINED IN THE HTS. -SILICO-MANGANESE (AS DEFINED IN THE HTS) OR SILICON ELECTRICAL STEEL WITH A SILICON LEVEL EXCEEDING 2.25 PERCENT. -ASTM SPECIFICATIONS A710 AND A736. -USS ABRASION-RESISTANT STEELS (USS AR 400, USS AR 500). -ALL PRODUCTS (PROPRIETARY OR OTHERWISE) BASED ON AN ALLOY ASTM SPECIFICATION (SAMPLE SPECIFICATIONS: ASTM A506, A507). -NON-RECTANGULAR SHAPES, NOT IN COILS, WHICH ARE THE RESULT OF HAVING BEEN PROCESSED BY CUTTING OR STAMPING AND WHICH HAVE ASSUMED THE CHARACTER OF ARTICLES OR PRODUCTS CLASSIFIED OUTSIDE CHAPTER 72 OF THE HTS. THE MERCHANDISE SUBJECT TO THIS INVESTIGATION IS CLASSIFIED IN THE HTS AT SUBHEADINGS: 7208.10.15.00, 7208.10.30.00, 7208.10.60.00, 7208.25.30.00, 7208.25.60.00, 7208.26.00.30, 7208.26.00.60, 7208.27.00.30, 7208.27.00.60, 7208.36.00.30, 7208.36.00.60, 7208.37.00.30, 7208.37.00.60, 7208.38.00.15, 7208.38.00.30, 7208.38.00.90, 7208.39.00.15, 7208.39.00.30, 7208.39.00.90, 7208.40.60.30, 7208.40.60.60, 7208.53.00.00, 7208.54.00.00, 7208.90.00.00, 7211.14.00.90, 7211.19.15.00, 7211.19.20.00, 7211.19.30.00, 7211.19.45.00, 7211.19.60.00, 7211.19.75.30, 7211.19.75.60, AND 7211.19.75.90. CERTAIN HOT- ROLLED FLAT-ROLLED CARBON STEEL FLAT PRODUCTS COVERED BY THIS INVESTIGATION, INCLUDING: VACUUM DEGASSED FULLY STABILIZED; HIGH STRENGTH LOW ALLOY; AND THE SUBSTRATE FOR MOTOR LAMINATION STEEL MAY ALSO ENTER UNDER THE FOLLOWING TARIFF NUMBERS: 7225.11.00.00, 7225.19.00.00, 7225.30.30.50, 7225.30.70.00, 7225.40.70.00, 7225.99.00.90, 7226.11.10.00, 7226.11.90.30, 7226.11.90.60, 7226.19.10.00, 7226.19.90.00, 7226.91.50.00, 7226.91.70.00, 7226.91.80.00, AND 7226.99.00.00. SUBJECT MERCHANDISE MAY ALSO ENTER UNDER 7210.70.30.00, 7210.90.90.00, 7211.14.00.30, 7212.40.10.00, 7212.40.50.00, AND 7212.50.00.00. ALTHOUGH THE HTS SUBHEADINGS ARE PROVIDED FOR CONVENIENCE AND U.S. CUSTOMS PURPOSES, THE WRITTEN DESCRIPTION OF THE MERCHANDISE UNDER INVESTIGATION IS DISPOSITIVE. 3. FOR REPORTING PURPOSES THIS CASE HAS BEEN ASSIGNED INVESTIGATION NUMBER A-549-817. 4. FOR IMPORTS OF CERTAIN HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND, THE CUSTOMS SERVICE SHALL CONTINUE TO SUSPEND LIQUIDATIONS OF SUCH SHIPMENTS ENTERED OR WITHDRAWN FROM WAREHOUSE, FOR CONSUMPTION ON OR AFTER MAY 3, 2001. EFFECTIVE SEPTEMBER 28, 2001 CUSTOMS SHALL REQUIRE, FOR SUCH ENTRIES, A CASH DEPOSIT OR THE POSTING OF A BOND EQUAL TO THE MARGINS SHOWN BELOW: MFR/PRODUCER CUSTOMS ID MARGIN EXPORTER NUMBER PERCENTAGE SAHAVIRIYA STEEL INDUSTRIES A-549-817-001 3.86 SIAM STRIP MILL PUBLIC A-549-817-002 19.72 ALL OTHERS A-549-817-000 3.86 5. ARTICLE VI.5 OF THE GENERAL AGREEMENT ON TARIFFS AND TRADE PROVIDES THAT "NO PRODUCT ... SHALL BE SUBJECT TO BOTH ANTIDUMPING AND COUNTERVAILING DUTIES TO COMPENSATE FOR THE SAME SITUATION OF DUMPING OR EXPORT SUBSIDIZATION." THIS PROVISION IS IMPLEMENTED IN SECTION 772(C)(1)(C) OF THE TARIFF ACT. SINCE ANTIDUMPING DUTIES CANNOT BE ASSESSED ON THE PORTION OF THE MARGIN ATTRIBUTED TO EXPORT SUBSIDIES THERE IS NO REASON TO REQUIRE A CASH DEPOSIT OR BOND FOR THAT AMOUNT. THE DEPARTMENT HAS DETERMINED IN ITS FINAL AFFIRMATIVE COUNTERVAILING DUTY DETERMINATION ON CERTAIN HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND (C-549-818) THAT THE PRODUCT UNDER INVESTIGATION BENEFITTED FROM EXPORT SUBSIDIES OFFERED BY THE GOVERNMENT OF THAILAND. WHERE THE PRODUCT UNDER INVESTIGATION IS ALSO SUBJECT TO A CONCURRENT COUNTERVAILING DUTY DETERMINATION, WE INSTRUCT THE CUSTOMS SERVICE TO REQUIRE A CASH DEPOSIT OR POSTING OF A BOND EQUAL TO THE WEIGHTED-AVERAGE MARGIN MINUS THE AMOUNT DETERMINED TO CONSTITUTE ANY EXPORT SUBSIDY. ACCORDINGLY, FOR CASH DEPOSIT PURPOSES WE HAVE SUBTRACTED FROM THE EXPORTERS' WEIGHTED-AVERAGE MARGIN THAT PORTION OF THE RATE ATTRIBUTABLE TO THE EXPORT SUBSIDIES FOUND IN THE COUNTERVAILING DUTY INVESTIGATION (I.E. 0.58 PERCENT). WE MADE THE SAME ADJUSTMENT TO THE "ALL OTHERS" CASH DEPOSIT RATE BY SUBTRACTING THE 0.58 PERCENT RATE ATTRIBUTABLE TO EXPORT SUBSIDIES. NO FURTHER ADJUSTMENT TO THE CASH DEPOSIT RATE IS NECESSARY TO ACCOUNT FOR THE EXPORT SUBSIDY. 6. IF THERE ARE ANY QUESTIONS REGARDING THIS MATTER BY CUSTOMS OFFICERS, PLEASE CONTACT, VIA E-MAIL, THROUGH THE APPROPRIATE SUPERVISORY CHANNELS, OTHER GOVERNMENT AGENCY LIAISON, USING THE ATTRIBUTE "HQ OAB." THE IMPORTING PUBLIC AND OTHER INTERESTED PARTIES SHOULD CONTACT ANGELICA MENDOZA, OFFICE 8 AD/CVD ENFORCEMENT, IMPORT ADMINISTRATION, INTERNATIONAL TRADE ADMINISTRATION, U.S. DEPARTMENT OF COMMERCE, AT (202) 482-3019. 7. THERE ARE NO RESTRICTIONS ON THE RELEASE OF THIS INFORMATION. PAUL SCHWARTZ

Frequently asked questions

What is CSMS 2042203?

CSMS 2042203 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "FINAL DETERMINATION IN THE ANTIDUMPING INVESTIGATION OF HOT-ROLLED CARBON STEEL FLAT PRODUCTS FROM THAILAND (A-549-817)". CSMS bulletins are the operational instructions CBP issues to brokers, importers, and ACE filers covering rate changes, system updates, scope guidance, and other day-to-day customs-operations changes.

When was CSMS 2042203 published?

CBP published CSMS 2042203 on January 11, 2002. The bulletin's instructions are typically operative as of the publication date unless the body specifies a different effective date.

Which AD/CVD cases does CSMS 2042203 affect?

CSMS 2042203 references 2 AD/CVD cases (A-549-817, C-549-818). The links on this page take you to each linked order with its current scope, rates, and history.

Is the CBP CSMS the legally binding instruction?

Yes — for at-the-border filing and entry collection. CSMS messages translate Commerce's Federal Register determinations into operational CBP instructions that ACE/ACS systems and brokers execute. The Federal Register notice is the underlying legal authority; the CSMS is the operational implementation. Both should be read together when reconciling a rate or scope change.

Learn more

Tandom guides relevant to CBP CSMS messages

Trade compliance APIs in broker workflows

Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.

Open resource →

Find the right manufacturer or exporter rate in an AD/CVD order

Cash deposit cascade, separate rates, all-others, and PRC-wide rates. Worked example on case A-570-910 (galvanized welded steel pipe from China) with three exporter-specific rates.

Open resource →

Determine if a product is in scope of an AD/CVD order

Scope text is authoritative; the HTS list is illustrative. Read scope, find past rulings, and file a 19 CFR 351.225 inquiry. Worked example on case A-570-106 (wooden cabinets from China).

Open resource →

Subscribe to and triage CBP CSMS messages

How to subscribe to CBP Cargo Systems Messaging Service and triage the messages that change broker filing behavior, without losing the ones that matter.

Open resource →

Real-time alerts when a CSMS message changes a duty rate

Set up alerts when a CBP CSMS message changes a duty rate on an HTS code you depend on. Built for brokers, forwarders, and importer compliance teams.

Open resource →

Check AD/CVD exposure by HTS code

A practical workflow for checking antidumping and countervailing duty exposure on a US entry. For brokers and ops teams who need the answer before filing.

Open resource →