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Register a private limited company (IN01): how to file the company incorporation

Filed online with Companies House. Every director and person with significant control must verify their identity first.

Companies HouseUnited Kingdom, nationalUpdated October 15, 2026

Agency
Companies House
Where it applies
United Kingdom, national
How it's filed
Filed online
Fee
VariesSet by Companies House; the filing team confirms the current fee.
How long it takes
Online applications are usually done within 24 hours.

When the owner is abroad

A company formed abroad can instead register a UK establishment (overseas company registration).

The form, line by line

LineWhat goes there
NameCompany name
Registered officeRegistered office address in the UK
SICSIC code for the business activity
OfficersDirectors
PSCPeople with significant control
CapitalShare capital and shareholders

Official links

From Placetta's library of official sites. Check the agency's page before you file; Placetta re-checks it before every filing.

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