What changed on 5 October—and what did not

Taiwan Customs announced on 5 October 2026 that tariff item 8404.20.00.00-2, described as condensers for steam or other vapour power units, was given special code Z with immediate effect. The announcement applies to declarations in Taiwan under that specific item. It does not say that the duty rate changed, and it is not a rule for every condenser, heat exchanger or machine shipped from China.

Treat 5 October as both the source publication date and the stated effective date; this article was verified on 6 October. Before using the item number, give the Taiwan importer or appointed customs broker the product function, technical drawing, model, operating context and component list. Product names on a quotation are not enough to determine classification.

Understand code Z before dividing a machine into lots

Taiwan Customs' earlier guidance explains code Z as a statistical-quantity rule for a complete machine or combined article that must be imported disassembled or in separate consignments. When the first lot has already declared the quantity of the complete sets, the corresponding statistical quantity for the remaining items and later lots is entered as zero, while the goods are declared under the tariff item applicable to the complete machine or combination. Customs used an unrelated machinery example to illustrate the method; that example does not classify a condenser for the reader.

The practical question is therefore not merely whether one purchase order has several containers. Confirm in writing whether the imported goods actually fall within item 8404.20.00.00-2, whether they constitute complete sets shipped in parts, which declaration is the first lot, and how many complete sets that first declaration must represent. Parts, accessories, spares or a condenser with a different function may require a different treatment.

Build one split-shipment matrix before booking

Create a matrix that links the purchase order, complete-set quantity, model or project number, component description, supplier packing mark, planned lot, invoice line, packing-list line, container or airway-bill reference and expected arrival sequence. Mark one row as the proposed first declaration and identify the rows expected to carry zero statistical quantity under code Z. Keep commercial quantities, physical package counts and the customs statistical quantity in separate columns so that a zero in one field is not mistaken for missing cargo.

Send the matrix and technical file to the Taiwan customs broker before the supplier books transport. Ask the broker to confirm the tariff item, the first-lot treatment, the statistical-quantity field and the documents needed for later lots. After each dispatch, reconcile what actually shipped against the matrix. If the sequence, quantity or component allocation changes, obtain a revised declaration plan instead of copying the original instruction.

Assign responsibility and stop release when records disagree

The Taiwan importer remains responsible for the import arrangement and should approve the classification and declaration plan with its qualified broker. The China supplier should provide accurate drawings, specifications, component lists, serial or project references, packing details and any change notice. The forwarder should preserve the lot and transport references. A sourcing coordinator can reconcile these records, but does not replace Customs or the declarant and cannot guarantee a tariff classification or clearance result.

Hold the shipment if the full-set count differs between the contract and the proposed first declaration, if two lots are both marked as the first lot, if an unlisted component is added, or if later paperwork cannot be traced back to the same complete set. This update is limited to Taiwan and the cited tariff item from 5 October 2026; it does not determine requirements for Indonesia or any African country and is not legal, tax or customs advice.

Your next-order checklist

  • Confirm with the Taiwan importer or customs broker that the actual product falls under 8404.20.00.00-2.
  • Record the total number of complete sets and map every component to a planned shipment lot.
  • Identify the first declaration and distinguish commercial quantity from customs statistical quantity.
  • Obtain written broker confirmation before booking and revise it if the shipment sequence changes.
  • Reconcile every later invoice and packing list to the same complete-set and first-lot record.

Sources & reference dates

  1. Taiwan Customs Administration announcement: tariff item 8404.20.00.00-2 adds special code ZSource published: 2026-10-05Effective: 2026-10-05
  2. Taiwan Customs Administration guidance on statistical quantity for items marked with code ZSource published: 2021-10-20

Prepared by the Yifeng Sourcing editorial team with AI assistance from the primary sources listed below. Source dates are recorded; destination-specific requirements should be reconfirmed before acting. This is not legal or tax advice.