Both filings. From £19 a year.
Every plan includes annual accounts and CT600. No add-ons, no hidden fees. Plans are based on how many companies you manage, not how many filings you make.
See plansBasic
You have one dormant company on the register.
- Annual accounts to Companies House
- Nil CT600 return to HMRC
- File any outstanding period
- Email deadline reminders
- Direct submission via official APIs
Multiple
£3.90 per company
Side projects, holding structures, or a few companies on the register.
- Accounts + CT600 for up to 10 companies
- One dashboard — all companies at a glance
- File any outstanding period per company
- Email deadline reminders for every company
- Direct submission via official APIs
Agent
49p per company
For accountants and formation agents filing on behalf of clients.
- Accounts + CT600 for up to 100 companies
- File as agent on behalf of your clients
- One dashboard — all clients at a glance
- File any outstanding period per company
- Email deadline reminders for every company
All plans include credentials-never-stored security. Your HMRC Gateway login is used once and immediately discarded.
How we compare
Your options for filing a dormant company's returns.
DormantFile
From £19/yr
Under 2 minutes
- Both filings in under 2 minutes
- Purpose-built for dormant companies
- Direct to government APIs
- Catch up on missed years
Accountant
£80–150+/co
Varies
- Professional advice included
- Overkill for nil returns
- Wait days for them to file
- Paying for expertise you don’t need
Accounting software
£100+/yr
30+ minutes
- Built for trading companies
- Hours to set up and learn
- Features you’ll never touch
- Not designed for dormant
DIY (manual filing)
Free(accounts)
1–2 hours
- Accounts only — no CT600
- CATO closed on 31 March 2026
- Error-prone without guidance
- No deadline reminders
Every plan includes
No add-ons. No tiers for individual features. Everything below comes with every plan.
Annual accounts
Dormant accounts filed directly to Companies House via their software filing API.
Nil CT600 returns
Corporation Tax returns filed directly to HMRC via GovTalk.
Deadline reminders
Email reminders at 90, 30, 14, 7, 3, and 1 day before each deadline.
Outstanding periods
File any missed period, not just the current one. Catch up in a single sitting.
Filing history
Every submission is recorded in your dashboard with confirmation details.
Credentials never stored
Your HMRC Gateway login is used once at submission and immediately discarded.
Billing questions
Everything you need to know about plans, billing, and refunds. See all FAQs →
You have a 14-day cooling-off period after subscribing. If you cancel within those 14 days and haven’t submitted a filing, we issue a full refund.
Yes. Cancel via the billing portal in your account settings. Your subscription stays active until the end of your current billing period.
Yes. Upgrades take effect immediately. Downgrades take effect at the end of your current billing period. Both are handled from your account settings.
We accept all major credit and debit cards via Stripe. We don’t currently accept bank transfers or direct debits.
During the first 14 days you can cancel for a full refund, provided no filing has been submitted. After that, we don’t refund partial billing periods — but your access continues until the period ends.
From
£19/yr
Under
2 min
Filings
2
Get your dormant filings sorted.
Set up your company in minutes. When it's time to file, both returns go directly to Companies House and HMRC. From £19 a year.