Disclosures for IDR rights issue must include comprehensive issuer, risk, capital and procedural information to protect investors. The addendum to the offer document for a rights issue of Indian Depository Receipts must provide comprehensive disclosures including issuer and intermediary contact details, issue schedule, application procedures, payment and refund mechanisms, underwriting arrangements and declarations, separate domestic bank account treatment of proceeds, interim use of funds, investor grievance redressal, convenience translations of financial statements into Indian Rupees, classification and materiality based presentation of risk factors with management responses, capital structure and share/IDR holding patterns, material litigations, market and exchange rate information, statutory disclaimers, and issuer undertakings and certifications.