Tax - CT600 & Accounts Filing | Clear Books Tax

File CT600 and accounts in minutes

Corporation tax returns to HMRC and micro-entity accounts to Companies House. One simple process, no accountancy jargon.

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Clear Books Tax corporation tax calculation with period breakdown and CT600 box references

HMRC & Companies House approved

File your CT600 corporation tax return and iXBRL micro-entity accounts through official government gateways.

Software filing is the future

HMRC and Companies House have closed or are closing older free filing services. Software filing is now the reliable route.

Simple, transparent pricing

Dormant

£39/year

For dormant companies with no trading activity.

  • Dormant CT600 filing
  • Dormant accounts filing
  • One company

Founder

£99/year

For a single trading company.

  • CT600 filing to HMRC
  • iXBRL accounts to Companies House
  • Tax computation
  • Unlimited resubmissions

Practice

£199/year

For accountants managing multiple companies.

  • Up to 3 companies
  • CT600 and accounts for all
  • Unlimited team members
  • Built for accountants

For larger practices

Everything in Practice, scaled for your firm. Unlimited team members included.

Practice 12

£379/year

Up to 12 companies

Practice 50

£639/year

Up to 50 companies

Practice 150

£999/year

Up to 150 companies

Practice 250

£1,249/year

Up to 250 companies

All prices exclude VAT. Confirmation statement (CS01) filing also available as a per-company add-on.

Everything you need to file

Corporation tax filing

Prepare and submit CT600 returns with built-in calculations, marginal relief, and period splitting.

iXBRL accounts

Generate Companies House compliant micro-entity accounts with balance sheet and profit & loss.

Confirmation statements

File your CS01 confirmation statement to Companies House with pre-populated company data.

Quick & simple

Pre-populated with Companies House data. Just add your figures and submit.

See the product before you start

Scroll through the exact screens you will use to file.

Company details screen showing company loaded from Companies House
Company details pulled from Companies House
Filing options showing CT600 only, Accounts only, or both
Choose CT600, Accounts, or both
Profit and Loss entry form with CT600 box numbers
Profit & Loss with CT600 box mapping
Balance Sheet entry showing assets and liabilities
Balance Sheet entry
Tax computation showing corporation tax calculation and period breakdown
Tax computation with period breakdown

How it works

  1. 1Search for your company and create a free account.
  2. 2Enter your figures with built-in validation and tax calculations.
  3. 3Subscribe and submit directly to HMRC and Companies House.

Frequently asked questions

Who can use this service?

Clear Books Tax is available to any UK micro-entity limited company. Create a free account to get started.

What does a subscription include?

All plans include CT600 filing to HMRC and iXBRL micro-entity accounts filing to Companies House, with unlimited resubmissions.

Can I file only one return type?

Yes. You can file CT600, accounts, or both, based on what your company needs for that period.

Ready to file?

Search for your company and create a free account. You only pay when you're ready to submit.

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