Indian federal system is quasi-federal. It is federal in its form and Unitary in its spirit. Even the pattern of the Union state relation defined in the constitution accounts for greater centralization. Hence, it is a cause for grievance on the part of the states.

Centre-state Relation is as follows:

• Legislative Relation
• Executive and administrative Relationship
• Financial Relationship.

Further Reading:

• An Overview of Centre-State Relations
• Parliament and State Legislature

To read more about the Federal Features of the Indian Constitution, check the linked article.