Self Assessment

Published Articles

• Your Self Assessment Tax Return

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• Registering for Self Assessment

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• What are Payments on Account?

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• Do I Need to Fill in a Tax Return?

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• Self Assessment Frequently Asked Questions

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• De-registering from Self Assessment

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• I’ve Lost My User ID and Password

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• Have You Been Charged a Penalty?

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• Self Assessment Support on YouTube

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• Understand Your Self Assessment Tax Bill

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• How Do I Register to Send My Return Online?

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• How to Pay Your Self Assessment Tax Bill

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• How to Tailor Your Tax Return

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• Business Tax Online Changes

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• Self Assessment technical specifications (2019) for individual returns

  Exclusion cases where a paper return must be submitted

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• Self Assessment registration and Class 2 for Agents

  Agent advice on getting a customers registration for Class 2 National Insurance Contributions (NICs) right from the very start

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