In fact, there's no challan form for that, instead, you need to follow this: Q:- How can I submit the application processing fee?

Ans:- Original online deposit slip /ATM Transfer Slip of Rs. 500/-(non-refundable) as application processing fee in favor of Director General Finance must be uploaded at HEC E portal at the time of applying and keep it for record please. Fee can be deposited through any bank in Account Number 1742-79001334-01 Habib Bank Limited.
- See more at: http://hec.gov.pk/english/scholarshi....RjKsPKKM.dpuf
As the the deadline has been extended till February 15th, 2017, so, candidates are advised not to panic, just relax and make cool and calculated choices. regards

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"Success is not final, failure is not fatal; it is the courage to continue that counts" (Winston Churchill)