Pakistan is a Federal Republic, with powers shared between the Federal government and the provinces. Relations between federation and provinces is defined in Part V(Articles 141-159) of the constitution.
Contents
Council of Common Interests
Council of Common Interests or CCI is body to solve disputes between federation and provinces. The membership of CCI consists of the Prime Minister, Provincial Chief Ministers and three members nominated by federal government.
Legislative powers
The power of the Provinces and the Federal government are defined by the constitution and the legislative powers are divided into two lists. Concurrent List was abolished after 18th amendment, and most of them were transferred to provinces.
References
Federalism in Pakistan Wikipedia(Text) CC BY-SA