The Maze: The UK could make online marketplaces such as Amazon and eBay collect more of their sellers’ value-added tax, or VAT. A reported budget proposal would broaden an existing collection duty. It could close an evasion route, while changing cashflow for legitimate businesses. The Treasury has not confirmed the final policy.
Source: HMRC and HM Treasury. The original consultation separates marketplace collection from a business’s VAT registration obligation.
The Details:
Collection moves upstream. VAT is a tax businesses collect from customers, offset against tax paid on purchases, and pass to the UK tax authority. Since 2021, marketplaces have collected it on specified consumer sales by overseas sellers, including goods already in the UK. Some foreign sellers falsely present themselves as British to escape platform collection. The reported change would broaden collection beyond overseas sellers. Amazon welcomes the prospect, saying it would simplify compliance. A reported revenue estimate reaches £1 billion in British pounds, but its collection period and an official certified costing are not established.
The threshold needs a denominator. The June consultation covers UK businesses selling UK-located goods to consumers. Its leading option shifts collection when a seller exceeds £90,000 in sales on an individual platform. That differs from the business-wide turnover test for VAT registration. The consultation also explored a lower platform threshold or relief for smaller businesses. Under its accounting model, the marketplace would charge the customer’s VAT and report it itself. The goods’ VAT rates would stay unchanged, as would sellers’ obligations on their own websites and in shops. Private individuals selling outside a business are excluded; second-hand businesses remain a separate design question.
Honest sellers have a financing exposure. Businesses currently hold sales VAT until they pay the tax authority. Platform collection removes that temporary cash balance, even when the seller has paid every penny due. The Chartered Institute of Taxation, a professional body for tax advisers, and its Low Incomes Tax Reform Group support extending collection to registered domestic sellers. They also warn that sellers would still fund tax on purchased stock. More frequent refund claims could recover that money sooner, but add administration. They further caution that a platform trigger must respect existing registration dates, or marketplace sellers could face earlier collection than comparable businesses trading elsewhere.
MarketMaze Take: Making the platform collect is a credible way to stop tax disappearing with a seller. It does not make compliance costless for everyone else. For sellers outside the UK, the useful lesson is that changing who collects tax can change who finances the trading cycle, even without raising the tax rate.
Cashflow belongs in the design. Amazon’s support and advisers’ working-capital warning can both be right. Removing the seller’s temporary use of sales VAT strengthens collection but creates a financing adjustment for compliant firms. The size of that adjustment is unmeasured; it should not be presented as a proven margin loss.
One platform cannot see the whole business. The advisers argue that even a lower threshold leaves room to spread sales across marketplaces. They favour timelier data and identifiers linking the same trader across platforms. The final design must reconcile protection for genuinely small sellers with detection of fragmented businesses. Broader collection is a tool; matching the taxpayer remains the hard part.
Sources: The Guardian, HMRC and HM Treasury, CIOT and LITRG
