Manx Utilities says scheduled maintenance on the government website today means it can't take online payments.
The site will be unavailable until 5pm while work takes place on it.
On Facebook, Manx Utilities says that will affect customers who use online services to make payments.
It adds you can call 687687 today if you need to get in touch with it.
Crogga still owes the Isle of Man Government money
DoI says works at Liverpool ferry terminal will take longer
Over 50 employment tribunals outstanding at the DoI
Free period products bill raises cost concerns for MHKs
Key road in Ramsey to re-open early this afternoon
Want to start training to become a nurse?
Appeal launched after fly-tipper filmed dumping rubbish
Prepare your pets for Bonfire Night, says Manx charity