Just paid the DD for RPRF through SCB main branch..
required documents are:
1. Photocopy of generic Application form
2. print out of Schedule of Fees (http://www.cic.gc.ca/english/resources/tools/fees/schedule.asp#1)
3. Nikahnama (original + 1 photocopy)
4. Passports ALL
5. PRRF fee payment...