Question 1

How much does corporation tax filing cost in London?

Accepted Answer

TaxRoot offers corporation tax filing (CT600 + annual accounts) from £389 per year for London limited companies. London is part of Greater London with around 8,982,000 residents; we serve companies registered across EC1, WC1, W1 and the wider area. The £389 fee includes a dedicated accountant, HMRC filing, and Companies House submissions. No hidden fees.

Question 2

When is the corporation tax deadline for London companies?

Accepted Answer

Corporation tax returns must be filed within 12 months of your accounting period end date. Payment is due 9 months and 1 day after. London companies file at the UK-wide deadline regardless of region. TaxRoot tracks all deadlines across our London client portfolio and sends reminders so you never miss a filing.

Question 3

Do I need a local accountant in London for corporation tax?

Accepted Answer

No. Corporation tax filing is entirely digital. TaxRoot serves London companies remotely — and companies in Dagenham, Croydon, Romford — with the same registered-HMRC-tax-agent service as any local firm, often at a fraction of the cost.

Question 4

What records do I need for corporation tax in London?

Accepted Answer

You need bank statements, sales invoices, purchase receipts, payroll records, and any loan or investment documentation. Records must be kept for 6 years from the end of the accounting period. Upload everything to your TaxRoot dashboard and your accountant handles the rest — same process whether you're in London or anywhere else in the UK.

Corporation Tax Services in London

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Everything in your Corp Tax package

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Corporation Tax in London — FAQs

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Making Tax Digital

Corporation Tax in nearby cities

Dagenham

Croydon

Romford

Ilford

Start your Corporation Tax in London today