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Guidance

Filing your Companies House accounts

How to prepare and file annual accounts with Companies House for your UK registered company.

Documents

Details

This guidance covers the rules for filing accounts each year at Companies House for UK registered companies.

All companies must file annual accounts with Companies House - even if you’re dormant or not trading.

File your accounts on time to avoid a penalty

How to file your accounts

You’ll need your company authentication code.

In the future, you’ll only be able to file accounts with Companies House using commercial software. Read about changes to accounts.

For now, you can also file your company accounts online or send paper accounts to Companies House by post.

The online service to file your accounts and Company Tax Return closed on 31 March 2026.

Type of accounts Options
Unaudited abridged Software, Find and update company information
Dormant Software, WebFiling (if not previously traded)
Micro entity Software, WebFiling
Full unaudited Software
Audited abridged Software
Full audited Software
Small audited Software
Medium audited Software
Group Software
Interim Software
Initial Software

You can also file certain iXBRL package accounts with Companies House. The accounts must be in a ZIP file format and iXBRL tagged using software. These are:

  • UKSEF accounts for listed companies
  • Welsh accounts with an English translation
  • group package accounts - section 400, parent incorporated under UK law
  • group package accounts - section 401, parent incorporated under non-UK law
  • community interest companies (CIC) accounts
  • audit exempt subsidiary accounts
  • dormant exempt subsidiary accounts
  • limited partnership accounts
  • overseas company accounts

For full details, see File your company’s annual accounts with Companies House.

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