Self Assessment Tax

Self Assessment Tax Returns for Self Employed Personnel

Whether you’re a sole trader, part of a limited company, or in a business partnership, you’re expected to file a self-assessment tax return per annum as a self-employed professional.

A daunting process, the HMRC self-assessment process is often subjected to change. If you’re filing this type of tax for the first time, it’s best to work with tax consultants in the UK. They help you inform decisions and streamline the procedure.

Here’s all you need to know:


File and Pay Taxes Through Self-Assessment


Self-employed individuals who own a business should file an HMRC tax return every year. This helps them pay through their personal income.

Limited company directors are expected to pay tax on salary and dividends received by the company. although you may not need to file a Self-Assessment. This applies to directors whose income is taxed through PAYE.


When You Need to Send Tax Returns and Pay Tax Bills Via Self-Assessment


Use Self-Assessment for:

  • Self-employed and earning more than GBP1,000
  • Part of a business partnership
  • If you have untaxed income from renting out property, tips and commissions, savings, investments, and dividends, or from foreign income


Self-Employed Taxes to Pay


What type of tax do you pay for any particular business? These types of tax include:

  • Income Tax is paid through your annual Self-Assessment return and in tandem with National Insurance.
  • Dividend Tax for limited company directors who may need to pay tax on dividends via Self-Assessment.
  • Corporation Tax paid through company tax returns if you run a limited company
  • Pay under the tax digital scheme if you’re VAT registered. Talk about VAT being paid quarterly.


The Self-Assessment Process


Once you’ve determined if you’re eligible for self-assessment, the process is identical for freelancers, contractors, sole traders, and business owners alike.

You must register with HMRC by October of your business’s second tax year by submitting your documents online.

You can then use your Government Gateway user ID to set up your personal tax account and manage your taxes online. After applying for Self-Assessment, you can begin to file your tax returns electronically or on paper.


Online Tax Return Deadlines


Submit your tax returns on January 31 of each year. Paper returns must be filed by October 31. After submitting your return, you must pay your actual taxes. These adhere to the same deadline as online self-Assessment tax returns.


How to File Self-Assessment Tax Returns


What you’ll need to file a tax return is the complete information regarding your earnings for the entire tax year as well as other expenses you may want to deduct from your tax return. Thus, it’s important that you track your income and expenses with an accounting tool or with the help of accountants for startups.

Use UTR (unique taxpayer reference) number to register for self-assessment.


Allowable Expenses for Small Businesses


Allowable expenses for a deduction on tax returns include:

  • Office and travel costs
  • Uniform expenses
  • Staff costs
  • Stock and raw materials
  • Insurance or bank charges
  • Business premises costs
  • Advertising and marketing expenses

If you work from home, you can claim business premises costs on heating, electricity, mortgage, and more if you can suggest the number of rooms used for business purposes. If running a limited company, you can deduct business costs from profits before tax.




As of today, the Making Tax Digital initiative is working to require quarterly tax returns which will no longer be filed by paper. They aim to become one of the most digitally advanced tax administrations in the world and make filing taxes much more convenient for business owners everywhere.

To get instant tax quotes online, sign up for a call back on Accotax! We can also link you up with fixed fee accountants in the UK if you’re a freelancer or independent contractor.

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