File your CT600 online.
£49 for dormant companies.

Corporation tax returns for dormant UK limited companies. Answer a few questions, review the return, and submit directly to HMRC — no accountant needed.

Start your filingHow it works
Submits directly to HMRCYour data stays in the UKSoftware provider — not a tax agent

How it works

1

Answer a few questions

Find your company on Companies House, confirm the accounting period, and tell us it didn't trade or receive any income.

2

We prepare your return

We build your nil CT600 and dormant accounts, tagged in the iXBRL format HMRC requires.

3

Review & submit

Check the summary, e-sign, and submit to HMRC with your own Government Gateway credentials.

Pricing

Pay per filing. No subscriptions.

We can only file returns for dormant companies at the moment.

Dormant

Dormant & nil filers

£49

per filing

  • 3-question wizard
  • Automated nil CT600
  • HMRC confirmation receipt
  • ~5 minutes start to finish
File now