Thames Water has reached a legally binding agreement with creditors holding more than 60% of its junior Class B debt, bringing a proposed write-off of approximately £1 billion a step closer as the utility continues negotiations over a wider financial rescue.
In a regulatory announcement dated Friday 16 October 2026, the company said it had entered into a transaction support agreement with certain Class A and Class B creditors, including an ad hoc group representing junior bondholders. The agreement establishes how Class B creditors would be treated if a broader recapitalisation goes ahead.
What has been agreed?
Under the proposed terms, approximately £1 billion of Class B debt would be written off in full. In exchange, those creditors would receive equity in the restructured Thames Water group intended to provide a recovery of approximately 5.9%, rights to participate in £150 million of new equity investment, and participation rights in certain additional debt or preferred-equity instruments.
The company stressed that the agreement is binding on its signatories, but that the debt cancellation itself is conditional on a wider restructuring being agreed and implemented. It does not mean the £1 billion has already been written off.
Regulators have not approved the rescue
Thames Water said discussions with the London & Valley Water creditor consortium, water regulator Ofwat and other regulators remain ongoing. Neither the company's board nor the relevant regulators and investment committees have decided to accept and implement the consortium's overall rescue proposal.
The wider plan would also need support from creditors holding at least 66.66% of the relevant Class A and super-senior debt. The company cautioned that there is no certainty the recapitalisation will ultimately be agreed.
Fresh pressure over emergency funding
The announcement follows Thames Water's statement on 15 October that it was seeking to increase the maximum size of its emergency funding facility by £2.4 billion, from £3 billion to £5.4 billion. The utility said it had already drawn £2.65 billion and that the existing facility was expected to provide liquidity only until the end of 2026 or early 2027, subject to relevant conditions.
Thames Water wants the proposed expansion to extend its liquidity into autumn 2027 while it continues investing in its services and infrastructure. Creditors are being asked to consider related consent requests, with a voting date of 29 October.
Further extension may be needed
Thames Water also warned that it does not yet have sufficient confidence that the proposed restructuring can be completed before certain senior debts mature and its existing financial stability arrangements expire in March 2027. Its parent company therefore intends to pursue a further interim transaction extending those deadlines.
The company's financial position remains politically sensitive because of its substantial debts, service performance and environmental record. Its future has prompted debate over whether a creditor-led restructuring or some form of government intervention would better protect customers and essential water services.
What happens next?
Talks over the wider rescue will continue with creditors and regulators. The new Class B agreement represents progress in negotiations, but it is not a completed refinancing, a regulatory endorsement or a guarantee that Thames Water will avoid a special administration process.
For customers, the immediate announcement does not change water bills, service obligations or the company's regulatory responsibilities.