All the scheduled banks were taken over by the government of Pakistan in which year?

All the scheduled banks were taken over by the government of Pakistan in which year?

تمام شیڈولڈ بینک کس سال حکومت پاکستان نے اپنے قبضے میں لیے تھے؟
Explanation

Banks Nationalization Act 1974, the Federal Government assumed exclusive right of ownership, management and control of all bank