Beat the Self Assessment deadline! Download your free Self Assessment guide to get your tax return sorted early
Get your free Self Assessment Guide and Checklist
In this free guide, FreeAgent's Chief Accountant, Emily Coltman FCA, talks you through the Self Assessment process step by step, from registration right through to filing.
Enter your email address to get your free guide and receive bookkeeping tips and updates from FreeAgent.
Self Assessment guides
Should you file your tax return early?
Do you wait until the deadline is looming before filing your tax return to HMRC. You could be missing out on the benefits of filing with time to spare.
Will HMRC accept scanned receipts for business expenses?
When you're running a business, do you have to keep paper copies of all your receipts, or will HMRC accept scanned copies?
Common tax return mistakes
Make sure you avoid these common mistakes when filing your tax return!
5 tax traps to avoid
Are you falling into one of these tax traps?
Learn the lingo: Self Assessment terms explained
Discover the meaning of the key terms you'll come across when filling in and filing your Self Assessment tax return.
Missed the Self Assessment deadline?
Don't panic! You can still file your return - here's what you need to know.
What's a "reasonable excuse" for missing the Self Assessment deadline?
Find out what HMRC considers to be 'reasonable' when it comes to missing the tax return deadline.
How to make the most of the tax year
What could you do between now and the end of the tax year to make the most of it?
Self Assessment filing in FreeAgent
Video: how to file your Self Assessment through FreeAgent
Check out this short how-to video to find out how to file your Self Assessment tax return directly to HMRC through FreeAgent.
Important dates
Online tax return deadline
Midnight 31 Jan 2018
Tax year to file for
6 April 2016 to 5 April 2017
Final payment of any tax due
Midnight 31 Jan 2018 How to pay→
Penalty for late filing
£100 if you file up to 3 months late
Self Assessment video series
- What is Self Assessment?
- Who needs to file a tax return?
- How do you register for Self Assessment?
- What counts as income?
- What are payments on account?
- What expenses can you claim?
- What dates does Self Assessment cover?
- What are the different forms?
- When is the Self Assessment deadline?
- How do you file your tax return?
- Are there any benefits for filing early?
- How do you pay your tax bill?
- Can you change your return once it's filed?
- How long does it take to get a tax refund?
- What are the most common tax return mistakes?
- How can FreeAgent help with Self Assessment?
Other Topics
Self Assessment, sorted
Find out how much you owe and then submit directly to HMRC.
Take a tour of Self Asessment in FreeAgent