The legislature derives its authority from the Indian constitution, with sole authority to make laws on 61 subjects specified in the state list and shares law-making power in 52 concurrent subjects with the Parliament of India. The state uses first-past-the-post method territorial constituencies for electing members to the lower house. The members of the upper house are indirectly-elected by special constituencies or nominated by the governor.the governor is head of the state, so he can elect the leader of the legislature