How Early Can I Submit My Tax Return UK?🗓️📄| Accountants In Essex

You might be surprised to hear this, but YES—you can submit your tax return early in the UK! And doing it early comes with some big advantages.

So if you're wondering "when can I do my tax return?" or "should I file now or wait?", keep reading for everything you need to know—plus some expert tips to make the most of it.

When Can I Submit My Tax Return UK? | Accountants In Essex

The new tax year starts on 6 April, and from that date, you can begin filing your Self Assessment tax return online for the previous tax year.

So, for the 2024/25 tax year, you can submit your tax return from 6 April 2025 onwards—no need to wait until the last minute in January!

🗓️ Key tax return dates:

✅ 6 April 2025 – Tax return opens

✅ 31 October 2025 – Paper return deadline

✅ 31 January 2026 – Online tax return deadline & payment due

Why You Should Submit Your Tax Return Early 💡

Filing your tax return online early isn’t just about being organised—it can save you stress and even money. Here’s how:

✅ Get your tax return estimate sooner – You’ll know what you owe in advance and have more time to plan.

✅ Avoid last-minute panic in January (the busiest tax return month of the year!)

✅ Get your tax refund faster if HMRC owes you money 💸

✅ Easier to get help from your tax return accountant near me—before they’re fully booked!

✅ Time to correct errors, claim expenses, and make sure you're not missing any reliefs

Who Can File a Tax Return Early?

Anyone who needs to submit a Self Assessment tax return UK can file early, including:

• The self-employed or freelancers

• Directors of a limited company

• People with rental income or investment income

• Those who received a P60 and need to claim extra relief

• People needing to complete a tax return for a deceased person UK

• Anyone who overpaid tax and wants to claim a tax return refund

Not sure if you’re eligible? Try a tax return check or get help from an accountant near you.

What Can I Claim On My Tax Return UK? | Accountants In Essex

If you’re wondering “tax return—what can I claim?”, here are some common ones:

🏡 Working from home allowance

🚗 Mileage for business travel

📱 Phone & broadband used for work

📚 Business training & courses

🧾 Equipment, tools, and office supplies

The more legitimate tax-deductible expenses you include, the less tax you’ll pay.

Can I Still Pay Later If I Submit Early?

Yes! Even if you file early, your tax return payment deadline stays the same:🗓️ 31 January

So, you’ll know what you owe early, but you don’t have to pay until the official tax return deadline UK. This helps with cash flow and budgeting!

Worried About Penalties?

Submitting early also helps you avoid:

❌ Late filing penalties from HMRC (£100 minimum fine)

❌ Interest charges on late tax return payments

Need Help Filing Your Tax Return?

If you're based in Essex or anywhere in the UK, I can help you submit your tax return online the right way—whether you're self-employed, claiming mileage, filing with a P60, or just feeling stuck!

I’ll help you avoid mistakes, claim everything you're entitled to, and get it done way before the January 2026 deadline.

📩 Get in touch today for expert support with your UK tax return!

💬 Have you ever submitted your tax return early? Or are you still a last-minute January filer? Let me know in the comments!

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