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Use the online service or postal form (IPT1) to register for Insurance Premium Tax.
Send details of your complaint to the Adjudicator’s Office.
Appeal a decision on credits for different circumstances, for example if you’re a carer, on jury service or claiming statutory pay for maternity or sick leave.
Use this form if you're an agent and you're unable to file a Self Assessment tax return online for your client.
Use form CDF1 to ask HMRC to consider offering you a Contractual Disclosure Facility arrangement for disclosing tax fraud.
Report the promoter reference number (PRN) to HM Revenue and Customs (HMRC).
Use the online service if you're a company or trustee applying to receive UK rental income without deduction of UK tax.
Use form AAG4 to tell HMRC of a scheme reference number given to you for a tax avoidance scheme you have used.
Use form AAG8 if you're an employer to provide an end of year notification in relation to avoidance schemes.
Use form AAG6 if you're a scheme promoter or supplier to notify your client of a scheme reference number (SRN).
Use form VAT623 to set up a Direct Debit to make your VAT Annual Accounting Scheme payments.
Use form DASVOIT2 if you're a scheme user to tell HMRC about your VAT, or other indirect tax avoidance scheme when the promoter is outside the UK.
Use these spreadsheets with your online notification to tell HMRC that you've brought multiple light commercial vehicles into the UK.
Use these spreadsheets with your online notification to tell HMRC that you've brought multiple tractors into the UK.
Use the authority to act form to tell the Adjudicator's Office you want someone else to represent you, like an accountant, friend, or relative.
Use form AAG7 if you're an employer to provide a Scheme Reference Number (SRN) to an employee.
Use form AAG4(ATED) to tell HMRC of a scheme reference number given to you for an Annual Tax on Enveloped Dwellings (ATED) avoidance scheme you have used.
Use form CAT Beers 23 if you're a commercial brewer, packager of beer or importer/exporter of beer and want to pay Beer Duty by Direct Debit.
Use form AAG5 if you need more room to report a tax avoidance scheme to HM Revenue and Customs (HMRC).
Tell HMRC if you're a promoter of notifiable arrangements to disclose an avoidance scheme.
Don’t include personal or financial information like your National Insurance number or credit card details.
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