Quick links 

• Register for and file your Self Assessment tax return 

Introduction  

• Self Assessment tax returns 

Filing a Tax Return 

• Register for and file your Self Assessment tax return 

• Use software to help complete your Self Assessment tax return 

• Self Assessment forms and helpsheets 

Records you Must Keep 

• Keeping your pay and tax records 

Paying your Tax Bill 

• Pay your Self Assessment tax bill 

• Understand your Self Assessment tax bill 

• If you cannot pay your tax bill on time 

• If you do not pay your tax bill 

Refunds, Appeals and Penalties 

• Claim a tax refund 

• Disagree with a tax decision 

• Estimate your penalty for late Self Assessment tax returns and payments 

Forms and Helpsheets 

• Self Assessment forms and helpsheets 

• Self Assessment tax return forms and helpsheets 

• Tell HMRC about a Student Loan in your tax return 

• Self Assessment forms and helpsheets for self-employment and partnerships 

• Self Assessment forms and helpsheets: employment 

• Self Assessment forms and helpsheets for UK property 

• Self Assessment forms and helpsheets for Capital Gains Tax 

• Self Assessment forms and helpsheets: foreign 

• Self Assessment forms and helpsheets for trusts and estates 

• Residence and remittance basis Self Assessment forms and helpsheets 

• Self Assessment forms and helpsheets for Lloyd's underwriters 

Help and Support 

• Help and support for Self Assessment  

• Help and support for the HMRC personal tax account 

• Get help with tax