Sourcing stainless wine tanks from China

UK duty on wine maturation tanks

Read from the UK Trade Tariff on 1 October 2026, heading 7309 covers steel tanks exceeding 300 litres without mechanical or thermal equipment. Relevant wine maturation tanks carry 0% duty from China. The supplied liquid-container lines show no anti-dumping or countervailing duty, suspension, steel measure or attached import control. Lined and heat-insulated configurations share a commodity code, so that code appears in separate product rows.

The heading's gas-container line carries an import control for fluorinated greenhouse gases. That line describes gas containers rather than wine storage tanks. If a supplier proposes that classification, the UK Trade Tariff attaches the control and the importer should confirm the requirement with their customs broker. Do not treat the absence of controls on the liquid lines as proof of food-contact compliance.

Confirm the commodity code using capacity, lining, insulation and fitted equipment. Tanks fitted with mechanical or thermal equipment need a separate classification check. The wider fermentation tank guide covers the related product family. Import VAT is normally 20%; the calculation method is explained in UK import duty and VAT.

Specify wine contact, drainage and headspace

Specify usable capacity, stainless grade, plate thickness, internal finish, weld treatment and passivation. Agree the bottom shape, complete-drain outlet, racking connection, sampling valve and manway position on a drawing. For variable-capacity tanks, define the floating lid, seal material and adjustment method. Match the connections to the winery's hoses and cleaning equipment, and agree how headspace will be managed.

Confirm with the relevant food safety authority which food-contact rules apply to the wine-contact tank. Ask for evidence that materials will not transfer substances in quantities that endanger health, unacceptably change composition or impair taste or smell under the intended wine contact and cleaning conditions, including seals, valves and any lining. A plate material certificate alone does not establish suitability of the assembled tank.

State whether the tank is atmospheric or designed for pressure. In Great Britain, the Pressure Equipment (Safety) Regulations 2016 generally apply above a maximum allowable pressure of 0.5 bar, subject to exclusions. Agree the design basis and operating instructions before ordering; a sealed lid or gas connection is a reason to check the intended operating conditions.

Worked duty example

Illustrative example, not a quote: Illustrative winery order: four 20,000-litre unlined, uninsulated stainless steel wine maturation tanks under 7309 00 59 00, invoiced at £60,000 free on board, with £8,000 of freight and insurance to the UK. The customs value is £68,000. Duty at 0% is £0. Import VAT at 20% is charged on the customs value plus duty, £68,000, so it is £13,600. With no duty, the only import tax is the VAT, which a VAT-registered importer can usually reclaim. The import duty and VAT guide explains each step.

Inspection checklist

Materials: match plate certificates to the tank identification, verify the specified stainless grade and measure wall thickness against the drawing.

Wine-contact surfaces: inspect internal welds, passivation, crevices and cleaning access. Check that seal and valve materials match the approved specification.

Function: witness the agreed leak test, test valves and lid sealing, and check drainage and racking positions. Test any floating lid through its intended movement.

Arrival: inspect the shell, legs, lifting points and nozzles for transport damage. Compare supplied fittings and documents with the order before accepting the tank.

What goes wrong

Poor weld finishing leaves crevices that retain wine residues. Untreated welds can rust, while leaking lid seals undermine the agreed headspace arrangement. An outlet above the lowest point leaves liquid behind, and misplaced racking connections make separating wine from settled lees difficult.

Transport bracing can damage a thin shell or distort a manway, preventing the lid from sealing. Record the condition before dispatch and on arrival. Agree acceptance criteria for leaks, finish, drainage and dimensional fit before production rather than relying on a general description of a food-grade tank.

Cambridge China Bridge sources these products for UK businesses, checking the factory and the documents before shipment. See factory verification. For repeat volumes, see container programmes.