Surrender of realised foreign exchange: non-individual residents must sell specified receipts within seven or ninety days. Non-individual residents must sell realised foreign exchange to an authorised person under clause (a) of sub regulation (1) of regulation 4: amounts received as remuneration, settlement of obligations, income on external assets, inheritance, settlement or gift must be sold within seven days of receipt; all other realised foreign exchange must be sold within ninety days of receipt.