What figures must companies file?

All companies are required to file financial statements with Companies House annually, however the level of detail included, depends on the size of the company. 

 Small companiesMedium companiesLarge companies
Balance sheet Abbreviated balance sheet with notes. 

Full balance sheet. Full balance sheet signed by a Director.
Profit and Loss P& L not required. Abbreviated profit and loss account. Full profit and loss account.
Turnover Not required. Not required. Yes, required.
Auditor report Special auditor report (if required). Special auditor report. Auditor report signed by an auditor.
Director report No. Yes. Yes. Signed by an officer of the company.
Notes to the accounts No. Yes. Yes. Plus group accounts if appropriate.