Complex sentence: The department is responsible for making decisions regarding the peace of the state and enforcement of law and order and is also responsible for the functioning of state police, by preparing the budget and releasing the funds after the approval of the legislature.
Split into simpler sentences: The department is responsible for making decisions regarding the peace of the state and enforcement of law and order and is also responsible for the functioning of state police. The Department also prepares the state police's budget and releasing the funds after the approval of the legislature.