A recent investigation conducted by the consumer advocacy group Which? has alleged that several prominent UK online retailers are violating consumer protection laws. By deploying 12 mystery shoppers to purchase and subsequently return over 200 items from 17 major retailers during June and July, the organization sought to test the efficiency and legality of current return processes.

The findings indicate a pattern of non-compliance, specifically regarding the reimbursement of delivery costs. Under UK consumer law, retailers are generally required to refund the standard delivery cost when a customer returns an item. However, the investigation discovered that some retailers routinely failed to include these costs in their refund calculations. Furthermore, the report highlighted instances where retailers failed to process refunds for the goods themselves within the expected timeframes.

While the investigation highlights systemic issues in the retail sector, it does not name every retailer involved in the specific failures, nor does it provide the retailers' individual responses to these specific allegations. The report functions primarily as a warning to consumers to track their returns and verify that both the item cost and the original delivery fee are included in their refund statements.