Social Justice & Welfare·Basic Structure

Lok Sabha — Basic Structure

Updated 5 Mar 2026

Basic Structure

The Lok Sabha is India's lower house of Parliament, directly elected by the people and serving as the primary legislative body in the country's democratic system. With a maximum strength of 552 members (currently 543), it represents territorial constituencies across states and union territories through direct elections held every five years or earlier if dissolved.

The Lok Sabha exercises supreme power in financial matters, including exclusive authority over money bills and budget approval, while sharing legislative powers with the Rajya Sabha. It controls the executive through collective responsibility of the Council of Ministers, question hour, debates, and no-confidence motions.

The Speaker, elected from among members, presides over proceedings and maintains parliamentary discipline. Key constitutional provisions include Articles 81-88 covering composition and duration, Articles 100-104 on procedures and privileges, and Article 110 defining money bills.

The house can be dissolved by the President on the Prime Minister's advice or automatically after five years. Parliamentary committees provide detailed scrutiny of legislation and government expenditure.

The anti-defection law prevents party-switching while the delimitation process ensures equal representation based on population. Recent developments include the new Parliament building, women's reservation bill passage, and digital modernization of proceedings.

Understanding the Lok Sabha is crucial for UPSC as it frequently appears in questions about constitutional provisions, parliamentary procedures, democratic institutions, and current political developments.

Often confused with

Side-by-side differences the UPSC paper likes to test.

Lok Sabha vs Rajya Sabha
Open Rajya Sabha
AspectLok SabhaRajya Sabha
Basis of RepresentationRepresents the people directly through territorial constituenciesRepresents states and union territories through indirect election
Method of ElectionDirect election by voters through universal adult suffrageIndirect election by state legislative assemblies and electoral college
Term Duration5 years maximum, subject to dissolution6 years with one-third retiring every 2 years, permanent body
Maximum Strength552 members (currently 543)250 members (currently 245)
Money BillsExclusive power to introduce and pass money billsCan only make recommendations within 14 days
No-Confidence MotionCan pass no-confidence motion against governmentCannot move no-confidence motion
Budget PowersVotes on demands for grants, final authority on budgetCan discuss budget but cannot vote on demands for grants
DissolutionCan be dissolved by President on PM's advicePermanent body, cannot be dissolved

The fundamental difference between Lok Sabha and Rajya Sabha lies in their representative character and powers. Lok Sabha represents the people directly and holds superior powers in financial matters and executive control, while Rajya Sabha represents states and provides federal balance with special powers in certain areas like creating new All-India Services.

This bicameral structure ensures both popular sovereignty through Lok Sabha and federal representation through Rajya Sabha, creating a balanced legislative system that accommodates India's diversity while maintaining democratic accountability.

Why it is tested: This comparison is extremely important for UPSC as it frequently appears in both Prelims and Mains. Prelims questions often test specific differences in powers, composition, and procedures, while Mains questions explore the effectiveness of bicameralism, federal representation, and democratic accountability in the Indian context.

Lok Sabha vs House of Commons (UK)
Open House of Commons (UK)
AspectLok SabhaHouse of Commons (UK)
Constitutional BasisWritten constitution with specific articles defining powersUnwritten constitution based on conventions and statutes
Term DurationFixed 5-year term unless dissolved earlierMaximum 5 years but can be dissolved anytime by PM
Head of Government SelectionPM appointed by President, must prove majority in Lok SabhaPM is leader of majority party, appointed by monarch
Federal StructurePart of federal system with state governmentsPart of unitary system with devolved administrations
Judicial ReviewSubject to judicial review by Supreme CourtParliamentary sovereignty, limited judicial review
Upper House RelationsCoordinate relationship with Rajya Sabha in most mattersSupreme over House of Lords in all matters
Amendment ProcessFormal constitutional amendment process requiredCan change constitutional arrangements through ordinary legislation
Electoral SystemFirst-past-the-post in single-member constituenciesFirst-past-the-post in single-member constituencies

While both Lok Sabha and House of Commons follow the Westminster model, significant differences exist due to India's written constitution, federal structure, and judicial review system. The Lok Sabha operates within more formal constitutional constraints compared to the House of Commons' parliamentary sovereignty principle.

Both serve as the primary legislative bodies in their respective systems but the Lok Sabha's powers are more clearly defined and limited by constitutional provisions, while the House of Commons enjoys theoretical unlimited power subject only to political constraints.

Why it is tested: This comparison helps understand the adaptation of Westminster model to Indian conditions and is important for questions on comparative politics, constitutional development, and the evolution of parliamentary democracy. Often tested in context of colonial legacy and constitutional borrowing.