- To formulate, co-ordinate and execute the Defence Policy of Pakistan and other defence related policies in pursuit of its mission statement.
- To administer the Armed Forces of Pakistan.
- To provide-for and manage the national defence needs through Defence Budgeting.
- To assist the Civil Administration in the maintenance of Public Order, combating the internal threats and battling the national disasters, and emergencies, if/when required and asked for.
- To contribute towards the world peace and progress through the world-wide peace keeping and other operations