Company registration application requires company details, instrument copy and authorised digital signature for conversion to public, private or unlimited Form for re-registration of an existing company as a public, private or unlimited company requiring specification of company type, Form 1A reference, current and proposed company names, date and description of the instrument constituting the company, mandatory attachment of the instrument, optional attachments, a declaration of accuracy by an authorised signatory, and digital signature by the managing director, director, manager or secretary.