Incoming prime minister Andy Burnham is expected to announce plans to place Thames Water into a special administration regime (SAR), a form of temporary nationalisation, after the utility warned of “material uncertainty” over its long‑term future. The company, which serves 16mn customers, said it has only £588mn of liquidity left and gross debt exceeding £19bn.

Industry executives and the GMB union argue that Burnham’s rhetoric on public ownership leaves him little choice but to act quickly, while lawyers caution that a SAR now could expose the government to legal risk because a creditor rescue deal is still on the table. Environment Secretary Emma Reynolds said the lenders’ proposal was “not good enough” and the government stands ready for any outcome, including state control.

If a SAR proceeds, an insolvency practitioner would keep services running, freeze debt payments and free cash for infrastructure upgrades, similar to the Bulb energy case. Thames Water continues talks with creditors such as Silver Point Capital and Elliott Management, and Ofwat must approve any rescue before a High Court sign‑off.