The sum was released to the Director General of the ISI under the head of "Supplementary Demands for Grants and Appropriations 2012-13".
Budget documents tabled in parliament yesterday showed that the Finance Division released Rs 600 million to the ISI chief for the special assignment, The News daily reported today.
Pakistan's defence budget is rarely discussed in parliament and the ISI's budget is not documented in budget documents.
The report said the acknowledgement of the payment of Rs 600 million was a "rare example".
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