Quick links 

• Register for and file your Self Assessment tax return (external link) 

Introduction  

• Self Assessment tax returns (external link)  

Filing a Tax Return 

• Register for and file your Self Assessment tax return (external link) 

• Use software to help complete your Self Assessment tax return (external link) 

• Self Assessment forms and helpsheets (external link) 

Records you Must Keep 

• Keeping your pay and tax records (external link) 

Paying your Tax Bill 

• Pay your Self Assessment tax bill (external link) 

• Understand your Self Assessment tax bill (external link) 

• If you cannot pay your tax bill on time (external link) 

• If you do not pay your tax bill (external link) 

Refunds, Appeals and Penalties 

• Claim a tax refund (external link) 

• Disagree with a tax decision (external link)  

• Estimate your penalty for late Self Assessment tax returns and payments (external link) 

Forms and Helpsheets 

• Self Assessment forms and helpsheets (external link) 

• Self Assessment tax return forms and helpsheets (external link) 

• Tell HMRC about a Student Loan in your tax return (external link) 

• Self Assessment forms and helpsheets for self-employment and partnerships (external link) 

• Self Assessment forms and helpsheets: employment (external link) 

• Self Assessment forms and helpsheets for UK property (external link) 

• Self Assessment forms and helpsheets for Capital Gains Tax (external link) 

• Self Assessment forms and helpsheets: foreign (external link) 

• Self Assessment forms and helpsheets for trusts and estates (external link) 

• Residence and remittance basis Self Assessment forms and helpsheets (external link) 

• Self Assessment forms and helpsheets for Lloyd's underwriters (external link) 

Help and Support 

• Help and support for Self Assessment (external link)  

• Help and support for the HMRC personal tax account (external link) 

• Get help with tax (external link)