Section 5(5) in The Foreign Exchange Management (Foreign Currency Accounts by a Person Resident in India) Regulations, 2015
(5)A person resident in India who has gone out of India to participate in an exhibition/ trade fair outside India may open, hold and maintain a Foreign Currency Account with a bank outside India for crediting the sale proceeds of goods on display in the exhibition/ trade fair:Provided that the balance in the account is repatriated to India through normal banking channels within a period of one month from the date of closure of the exhibition/ trade fair.
