Foreign company registration requires filing Form FC-1 with company, India office, authorised representative, and attachment details. The substituted Form FC-1 (effective 23 January 2023) requires foreign companies to file detailed registration information: company identity and parent registration, registered office and principal place in India, other/previous places of business, authorised India-resident representative(s) and their identity and contact particulars, directors/secretary details, subsidiary/related party disclosures, permissions obtained, stamp duty particulars, and mandatory attachments (constitutional documents, authorisations, regulator approvals and identity proofs), concluded by a digitally signed declaration of compliance.