Income Tax Returns Are Changing in 2025: Here’s What You Need to Know

By: Rimi

Published on: Mar 13, 2025

The UK government has announced sweeping changes to income tax return rules, aiming to simplify the process for self-employed workers, modernize HMRC services, and crack down on tax fraud. With a focus on reducing administrative burdens, these updates could impact millions of taxpayers—especially those with side hustles like content creation, dog walking, or tutoring.

In this guide, we break down everything you need to know about the new £3,000 tax threshold, HMRC’s voice recognition technology, customs reforms, and more.

Key Changes to Self-Employed Tax Returns

1. Tax Threshold Rises from £1,000 to £3,000

The most significant update is the increase in the minimum income threshold for filing a self-assessment tax return. Starting in 2025, individuals earning less than £3,000 annually from self-employed work or side hustles will no longer need to submit a tax return.

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  Who Benefits?
  Approximately 300,000 people—including freelancers, gig workers, and part-time entrepreneurs—will be exempt from filing. This includes 90,000 individuals who previously filed returns but owed no tax.

  
  
  
  
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    Common side hustles affected:

    
    
    
    
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      Online content creation (e.g., YouTube, blogging)

      
      
    
    
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      Dog walking or pet sitting

      
      
    
    
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      Tutoring or coaching

      
      
    
    
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      Selling handmade goods

      
      
    
    
    
    
  
  
  
  


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  Paying Taxes Under the Threshold
  Those earning between £1,000 and £3,000 can use HMRC’s new simplified online service to pay owed taxes without filing a full return. This system automates calculations and reduces paperwork.

  
  

2. HMRC’s Customer Service Upgrades

To streamline taxpayer interactions, HMRC is adopting tools used by private sector businesses:

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  Voice Biometrics for Secure Access
  A pilot program will allow taxpayers to verify their identity using voice recognition. By converting speech into encrypted data, this system aims to:

  
  
  
  
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    Reduce call wait times

    
    
  
  
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    Prevent fraud

    
    
  
  
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    Eliminate password resets

    
    
  
  
  
  

  Similar to banking apps, this technology could become standard for accessing HMRC services by 2026.

  
  

Additional Reforms: Customs, Trade, and Tackling Tax Fraud

3. Simplified Customs Rules for Temporary Imports

The “temporary admission” procedure—used by industries like art, antiques, and event planning—is being overhauled. Changes include:

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  Faster approvals for importing items for exhibitions, conferences, or repairs.

  
  


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  Reduced paperwork for businesses borrowing equipment internationally.

  
  

This could benefit galleries showcasing foreign artworks or tech firms testing prototypes in the UK.

4. US-UK Digital Trade Pilot

A collaborative initiative with the U.S. will digitize trade processes to:

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  Speed up customs clearance for British and American businesses.

  
  


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  Simplify requests for tax relief on cross-border transactions.

  
  

Details remain under wraps, but the program aims to cut costs and delays for SMEs.

5. Cracking Down on Phoenixism

Phoenixism—where directors dissolve companies to dodge taxes and restart under new names—is a growing concern. To combat this, HMRC will:

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  Launch a tax fraud whistleblower reward scheme, offering informants a percentage of recovered funds.

  
  


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  Strengthen penalties for repeat offenders.

  
  

While the reward percentage is still undecided, the program aims to incentivize tips while funding itself through recovered taxes.

Why Are These Changes Happening?

Tax Minister James Murray outlined three goals during HMRC’s 20th-anniversary speech:

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   Reduce Administrative Burden: Free up time for small-scale entrepreneurs.

   
   


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   Modernize Services: Align HMRC with private-sector efficiency.

   
   


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   Close Tax Gaps: Tackle evasion and fraud, estimated to cost the UK £36 billion annually.

   
   

How to Prepare for the 2025 Tax Changes

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   Review Your Side Hustle Income
   Calculate if your self-employed earnings fall below £3,000. If so, mark your calendar—no more tax returns!

   
   


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   Explore HMRC’s New Tools
   Familiarize yourself with the simplified payment portal and voice verification once they launch.

   
   


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   Stay Informed on Trade Rules
   Businesses importing/exporting goods should monitor updates to temporary admission and US-UK digital pilots.

   
   


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   Report Suspicious Activity
   If you suspect tax fraud, consider participating in HMRC’s whistleblower program once details are finalized.

   
   

Frequently Asked Questions

Q: Do I need to declare income under £3,000?
A: No—if your sole self-employed income is below £3,000, you’re exempt. However, other income (e.g., rental properties) may still require a return.

Q: How will HMRC’s voice recognition work?
A: You’ll repeat a passphrase during setup. Future calls will match your voiceprint to stored data for secure, instant verification.

Q: What counts as phoenixism?
A: Example: A director liquidates Company A to avoid £50,000 in taxes, then starts Company B with the same assets.

Q: When do these changes take effect?
A: Most reforms begin in 2025, pending parliamentary approval.

Final Thoughts

The 2025 tax reforms strike a balance between easing compliance for honest taxpayers and tightening enforcement against fraud. By raising thresholds and adopting cutting-edge tech, the UK aims to foster entrepreneurship while safeguarding public funds.