12. Export of Software.
iii) Further, it is permissible for exporters of software to retain amount up to 35% of their export earnings in Exporters’ Special Foreign Currency accounts opened with the Authorized Dealers. The funds available in these accounts may be utilized for making different types of payments abroad, as prescribed at Para 40 of this chapter, and can also be converted into PKR at any time upon request of the customer.
State Bank’s Foreign Exchange Manual, Chapter 12, Clause 12 (iii)