According to the framework of local self-government, the Panchayati Raj system functions as the:

The correct option is

Third tier of democratic government

Explanation

The Indian federal structure originally comprised two tiers of governance: the Union Government and the State Governments. The decentralization of power was constitutionally formalized to create a multi-tiered federal system.

Analysis:

• The 73rd Constitutional Amendment Act, 1992, granted constitutional status to Panchayati Raj Institutions (PRIs).
• This amendment added Part IX to the Constitution titled "The Panchayats."
• By institutionalizing local self-government, the Act established PRIs as the third tier of democratic government in rural India, distinct from and operating below the Central (first tier) and State (second tier) governments.

Key Takeaway: The 73rd Amendment Act, 1992, transformed India's federal democracy by formally establishing Panchayats as the third tier of governance.