Please see the useful links below:
Click these links for details of our Tax Investigation Service
Ways to pay your self assessment tax: www.gov.uk/pay-self-assessment-tax-bill/overview
Printing a payslip to pay by post: www.hmrc.gov.uk/gds/payinghmrc/payslip-sa1.htm
Also please note we now take payments for your invoices by debit and credit card, either in person or over the phone.