Sovereign Gold Bond nominations require nominee particulars, registration, acknowledgement number, and permit substitution or cancellation. Form D prescribes nomination for Sovereign Gold Bond 2022-23 by requiring nominee particulars (name, address, DOB, relationship, bank account), holder signature and witnesses, and grants the receiving office authority to register the nomination and issue an acknowledgement with a unique registration number; substitutions cancel earlier nominations on registration. Forms record subscription particulars, interest payable half-yearly on the initial investment, an 8-year tenure with early redemption option after the fifth year, and Form E prescribes cancellation procedure tied to the stock certificate/Bond Ledger Account.