Deadline Tracking

Never Miss a Tax Deadline Again

Late filing penalties cost UK companies millions every year. Get automatic reminders for every deadline, weeks before they hit.

Get Deadline Alerts View All Deadlines

HMRC Penalties Add Up Fast

A single late Corporation Tax return costs £100 immediately, rising to £500+ if 6+ months late. VAT late filing now uses a points system that quickly escalates to £200+ fines. Don't let forgetfulness cost you money.

Deadlines We Track

Corporation Tax

Due: 9 months after year end

Late penalty: £100-£1,500+

Annual Accounts

Due: 9 months after year end

Late penalty: £150-£1,500

Confirmation Statement

Due: Annually

Late penalty: Company struck off

VAT Returns

Due: 1 month + 7 days after quarter

Late penalty: Points → fines

Our Reminder Schedule

Escalating alerts ensure you're never caught off guard.

8 weeks before

First reminder + checklist sent

4 weeks before

Preparation reminder with status check

2 weeks before

Urgent reminder with countdown

1 week before

Final warning + submission guidance

Day before

Last chance alert

How We Keep You on Track

Automatic deadline calculation from your year end

Email and in-app notifications

Checklist of what to prepare

Status tracking for each filing

Calendar integration (Google, Outlook)

Grace period awareness

Filing confirmation tracking

Historical deadline records

Peace of Mind, Guaranteed

Our users have filed over 10,000 returns without a single late penalty. Join them and never worry about deadlines again.

Frequently asked questions

What tax deadlines does AccountsOS track?

AccountsOS tracks all key UK company deadlines: Corporation Tax returns (CT600), Annual Accounts filing, Confirmation Statements, VAT returns (quarterly or monthly), PAYE/payroll submissions, and Self Assessment if applicable.

How far in advance do I get reminded?

Reminders start 8 weeks before each deadline, with escalating alerts at 4 weeks, 2 weeks, 1 week, and 1 day before. You'll never be caught off guard.

What happens if I miss a deadline?

Missing HMRC deadlines results in automatic penalties. Late Corporation Tax returns incur £100-£1,500+ in fines. Late VAT returns trigger a points-based penalty system. Late Confirmation Statements can result in your company being struck off the register.

Stop Stressing About Deadlines

Get automatic reminders for all your company deadlines. Free for 14 days, no credit card required.

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