Our contact centres will be closed on 25 and 26 December 2018, and 1 and 2 January 2019.
See what our hours are over the holiday period on our contact us page.
If you've received an invoice from us
When you file a tax return Inland Revenue passes your details on to us. We then invoice you for levies. This happens whether you're self-employed or have staff.
Calculating your levies
Find out how we calculate your levies and what you need to use our calculators.