Setup or Amend a Direct Debit

Use this service to provide an instruction to your bank or building society to pay your water bill by Direct Debit.

Direct Debit

A Direct Debit offers you a choice of payment dates and you can spread your bill over instalments at no extra cost.

Please click here to view our Direct Debit Guarantee.


Service user number 997542.


PLEASE NOTE: If you choose a date to pay your bill by Direct Debit and it is within the next two weeks. This payment will be taken the following month.

You will need

  • Your Welsh Water account reference number This can be found in the top right corner of your bill, on your My Account dashboard, or the reference on your payment if you pay by direct debit.
  • Bank details Bank account number and sort code
  • Permission from account holder If applicable

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