Social Justice & Welfare·Basic Structure

Constitutional Amendments for Social Justice — Basic Structure

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Version 1Updated 10 Mar 2026

Basic Structure

Constitutional Amendments for Social Justice are crucial modifications to India's Constitution aimed at fostering an equitable society. Rooted in the Preamble's promise of 'Justice – social, economic, and political' and guided by Directive Principles like Article 46, these amendments empower the state to address historical inequalities.

The First Amendment (1951) was foundational, introducing Article 15(4) for reservations and Articles 31A/31B with the Ninth Schedule to protect land reforms. This set the precedent for affirmative action, allowing the state to make special provisions for socially and educationally backward classes, Scheduled Castes, and Scheduled Tribes.

Subsequent amendments have refined and expanded these provisions. The 77th, 81st, and 85th Amendments (1995-2001) specifically dealt with reservations in promotions for SC/STs, introducing Article 16(4A) for consequential seniority and Article 16(4B) for the 'carry forward' rule, overcoming limitations set by the Indra Sawhney judgment.

The 93rd Amendment (2005) added Article 15(5), extending reservations for OBCs, SCs, and STs to private unaided educational institutions, a significant step in expanding access to higher education.

More recently, the 103rd Amendment (2019) introduced a 10% reservation for Economically Weaker Sections (EWS) through Articles 15(6) and 16(6), marking a shift towards economic criteria for affirmative action.

The 104th Amendment (2020) extended political reservations for SC/STs in legislatures while discontinuing Anglo-Indian nominations. The Ninth Schedule, initially a shield for land reforms, saw its immunity curtailed by the I.

R. Coelho judgment (2007), which subjected post-1973 entries to basic structure review. These amendments collectively represent India's continuous effort to balance individual rights with collective welfare, ensuring a more inclusive and just society.

Important Differences

vs Legislative Acts for Social Justice

AspectThis TopicLegislative Acts for Social Justice
Mechanism TypeConstitutional AmendmentsLegislative Acts
Constitutional StatusPart of the fundamental law of the land; alters the basic structure or provisions of the Constitution.Subordinate to the Constitution; enacted by Parliament or State Legislatures within constitutional limits.
Judicial Review ScopeSubject to judicial review based on the 'Basic Structure Doctrine' (Kesavananda Bharati, I.R. Coelho). Cannot violate the basic features of the Constitution.Subject to full judicial review on grounds of constitutionality (e.g., violation of Fundamental Rights, legislative competence). Can be struck down if unconstitutional.
Enactment ProcessRequires special majority (Article 368) – 2/3rd majority of members present and voting, and absolute majority of total membership; some require ratification by half of state legislatures.Requires simple majority in Parliament/State Legislature for ordinary laws; some specific laws may require special procedures (e.g., money bills).
Permanence/StabilityMore permanent and difficult to reverse, providing a stable framework for social justice policies.Can be easily amended or repealed by a simple majority of the legislature, making them less stable.
Scope of ImpactFundamental changes to the constitutional framework, enabling or restricting state power in broad areas of social justice.Detailed implementation of constitutional provisions; specific policies, schemes, or regulations within the existing constitutional framework.
Constitutional Amendments provide the foundational legal framework and empower the state to pursue social justice, often by modifying or adding to the Constitution's core provisions. They are enacted through a rigorous process (Article 368) and are subject to the Basic Structure Doctrine, making them more stable and fundamental. In contrast, Legislative Acts are specific laws passed by Parliament or state legislatures to implement these constitutional mandates or address particular social issues. They operate within the existing constitutional framework, are easier to enact or repeal, and are fully subject to judicial review for their constitutionality. Both are essential tools, but amendments lay the groundwork, while acts build upon it.

vs Reservation for SC/ST vs OBC vs EWS

AspectThis TopicReservation for SC/ST vs OBC vs EWS
Constitutional BasisSC/ST: Articles 15(4), 16(4), 16(4A), 16(4B), 330, 332, 334. Explicitly recognized as historically most disadvantaged.OBC: Articles 15(4), 16(4), 15(5). Identified based on social and educational backwardness by commissions (e.g., Mandal Commission).
Criteria for IdentificationHistorical untouchability and tribal status, leading to extreme social and economic deprivation. Identified by Presidential Orders.Social and educational backwardness, often linked to caste but not solely caste-based. Identified by commissions and state lists.
Creamy Layer ExclusionApplied to SC/STs in promotions by Jarnail Singh (2018) judgment, but not for initial appointments.Mandatorily applied to OBCs since Indra Sawhney (1992) judgment for both initial appointments and promotions.
Reservation CeilingSubject to the 50% ceiling for initial appointments, but 16(4B) allows carry-forward vacancies to exceed this.Strictly subject to the 50% ceiling (Indra Sawhney).
Reservations in PromotionsPermitted under Article 16(4A) (77th, 85th Amendments), subject to conditions (inadequacy of representation, administrative efficiency, creamy layer).Not permitted in promotions (Indra Sawhney judgment).
The reservation policy in India, a cornerstone of social justice, is differentiated across Scheduled Castes (SC), Scheduled Tribes (ST), Other Backward Classes (OBC), and Economically Weaker Sections (EWS). SC/ST reservations are rooted in historical discrimination and tribal marginalization, with specific constitutional articles (15(4), 16(4), 330, 332) and provisions for promotions (16(4A), 16(4B)). OBC reservations, based on social and educational backwardness, were formalized post-Mandal Commission (15(4), 16(4), 15(5)) and are subject to the 'creamy layer' exclusion and a strict 50% ceiling. EWS reservation, introduced by the 103rd Amendment (15(6), 16(6)), is unique as it is based purely on economic criteria and can exceed the 50% ceiling for other categories. These distinctions highlight the evolving understanding and application of affirmative action in India.
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