-When applied OCI Card in Singapore or when OCI application is submitted in Singapore, the processing time for acquiring the OCI card when applied on self/parents/grand-parents basis takes about 35 to 45 working days. If OCI Card is applied on basis of spouse, the processing time to acquire OCI in Singapore takes about 3 to 6 months. When applied for OCI Misc Service in Singapore the processing time takes about minimum 2 weeks to maximum 45 working days which includes change of address, change of personal particular, update of new passport particulars etc.