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How to tell HMRC about undeclared income

Getting started - help available

• Putting your tax affairs in order
• Getting help and advice
• Taxable and non taxable income at a glance

Register for tax

• Self-employed tax and National Insurance
• How and when to register for VAT
• Introduction to the Construction Industry Scheme

Completing tax returns

• Do you need to complete a tax return?
• Keeping the right records

Penalties

• Penalty for not telling HMRC about undeclared income (PDF 69K)

Paying tax

• Paying HM Revenue & Customs
• Problems paying HMRC

• Do it online
• Register as self-employed
• Register for Self Assessment
• Register for VAT
• Register for CIS

• Tools
• Record keeping

• See also
• HMRC campaigns
• Income Tax
• National Insuarnce
• Self Assessment
• VAT
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