CT600 Corporation Tax Filing
Professional CT600 software for UK micro-entities - file directly to HMRC
Why Use This Feature?
How It Works
Search for your company - auto-fill from Companies House
Enter your financial figures or import trial balance
Review calculated CT600 with all boxes completed
Submit directly to HMRC Government Gateway
Receive instant submission confirmation
Who Benefits?
For Accountants
Process multiple CT600 returns efficiently. Auto-calculations save hours per submission, extended period handling is fully automated.
For Small Businesses
File your corporation tax return without expensive accountant fees. Clear guidance at every step, automatic calculations guarantee accuracy.
For Bookkeepers
Prepare CT600 returns for your clients with confidence. Trial balance import and prior year fetch make repeat filings fast.
Frequently Asked Questions
What is a CT600?
The CT600 is the company tax return form required by HMRC for all UK limited companies. It reports your company's profits and calculates corporation tax due.
Can TinyTax handle extended accounting periods?
Yes! TinyTax automatically splits accounting periods over 12 months into two CT600 submissions, apportions profits correctly, and regenerates accounts for each period.
What about marginal relief calculations?
All tax calculations including marginal relief are handled automatically. The software applies current HMRC rates and thresholds, ensuring accurate tax calculations.
Do I need to be a qualified accountant?
No, but you should understand your company accounts. TinyTax handles calculations and formatting, but you're responsible for the accuracy of your financial figures.
Ready to Get Started?
Join hundreds of UK micro-entities using TinyTax to file CT600 and accounts
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