Basic Structure Doctrine - Evolution and Cases for UPSC

Reviewed for UPSC Last updated Jun 24, 2026 Prelims + Mains

What is the Basic Structure Doctrine? The Basic Structure Doctrine is a constitutional rule developed by the Supreme Court of India. It says that Parliament can amend the Constitution under Article 368, but it cannot alter, damage or destroy the Constitution's essential identity. In simple terms, the Constitution can be changed, but it cannot be converted into something fundamentally different.

For UPSC, the Basic Structure Doctrine is one of the most important links between the Preamble, Fundamental Rights, Directive Principles of State Policy, Supreme Court and Parliament's power to amend the Constitution. It is not just a case-law topic. It is a way of understanding constitutionalism in India.

The doctrine answers a difficult question: if Parliament represents the people and has the power to amend the Constitution, can it use that power to remove democracy, judicial review, secularism, federalism or free elections? The Supreme Court's answer is no. Parliament has a wide amending power, but the amending power itself is constitutionally limited.

Why the Basic Structure Doctrine Matters

The Constitution needs flexibility because society changes. New institutions, new rights, new administrative needs and new political arrangements may require amendments. At the same time, a Constitution must preserve certain permanent commitments, otherwise a temporary political majority could legally destroy constitutional democracy from within.

The Basic Structure Doctrine tries to balance these two needs. It does not freeze the Constitution. It allows amendment, correction and adaptation. But it stops amendments that would destroy the Constitution's basic identity.

Need What the doctrine does
Flexibility Parliament can amend the Constitution through Article 368.
Continuity Essential constitutional features cannot be destroyed.
Democratic legitimacy Elected institutions retain wide law-making and amendment powers.
Constitutional supremacy No institution, including Parliament, is above the Constitution.

Quick Facts

  • Main case: Kesavananda Bharati Sripadagalvaru v. State of Kerala, 1973.
  • Bench strength: 13 judges, the largest Constitution Bench in Supreme Court history.
  • Decision date: 24 April 1973.
  • Majority: 7:6.
  • Core rule: Parliament can amend any part of the Constitution, but cannot destroy its basic structure.
  • Article involved: Article 368, which deals with constitutional amendment.
  • Nature of the list: Basic features are not exhaustively listed in the Constitution.

Article 368 and the Amendment Power

Article 368 gives Parliament the power and procedure to amend the Constitution. A Constitution Amendment Bill may be introduced in either House of Parliament. It must be passed by a special majority: a majority of the total membership of the House and a majority of not less than two-thirds of members present and voting.

For certain federal matters, ratification by at least half of the State legislatures is also required. These include changes relating to the election of the President, the extent of executive powers of the Union and States, the Supreme Court and High Courts, distribution of legislative powers, representation of States in Parliament, and Article 368 itself.

The Basic Structure Doctrine does not replace Article 368. It places a substantive limit on how Article 368 can be used. Parliament may amend the constitutional text, but it cannot use amendment as a tool to abolish the Constitution's essential framework.

Evolution of the Basic Structure Doctrine

The doctrine did not appear in one step. It developed through a long conflict between Parliament's amendment power and the Supreme Court's role as guardian of the Constitution. For UPSC, the safest way to remember this evolution is: early acceptance of wide amendment power, then Golaknath's restriction on Fundamental Rights, then Kesavananda's middle path.

Case / stage Position Exam takeaway
Shankari Prasad Singh Deo v. Union of India, 1951 The Supreme Court upheld Parliament's power to amend Fundamental Rights. A constitutional amendment was not treated as ordinary law under Article 13.
Sajjan Singh v. State of Rajasthan, 1965 The Court again upheld Parliament's amendment power. But some judges began expressing concern about possible limits.
I.C. Golak Nath v. State of Punjab, 1967 The Court held that Parliament could not amend Fundamental Rights. This was a rights-protective but very restrictive view of amendment power.
24th Constitutional Amendment, 1971 Parliament clarified its power to amend any part of the Constitution. This directly responded to Golaknath.
Kesavananda Bharati Sripadagalvaru v. State of Kerala, 1973 The Court allowed amendment of any part but barred destruction of basic structure. This is the final middle path: wide power, but not unlimited power.

Shankari Prasad Singh Deo v. Union of India, 1951

This was the first major case on Parliament's power to amend Fundamental Rights. The First Constitutional Amendment had placed restrictions on some rights and protected certain land reform laws. It was challenged on the ground that an amendment taking away Fundamental Rights would be void under Article 13.

The Supreme Court rejected that challenge. It held that the word law in Article 13 referred to ordinary law made by the legislature, not to a constitutional amendment made through the amendment procedure. Therefore, Parliament could amend Fundamental Rights.

UPSC takeaway: Shankari Prasad represents the first phase: Parliament's amendment power was treated as broad, and Article 13 was not used to block constitutional amendments.

Sajjan Singh v. State of Rajasthan, 1965

This case arose after the Seventeenth Constitutional Amendment, which again protected land reform laws by placing them in the Ninth Schedule. The question was similar: could Parliament amend Fundamental Rights and protect such laws from challenge?

The majority followed Shankari Prasad and upheld Parliament's power. However, Sajjan Singh is important because some judges began raising doubts. They asked whether there could be some basic features of the Constitution that even Parliament could not destroy. The doctrine was not yet born, but the seed of the idea was visible.

UPSC takeaway: Sajjan Singh is a transition case. The formal result favoured Parliament, but the judicial concern about implied constitutional limits had started appearing.

I.C. Golak Nath v. State of Punjab, 1967

Golak Nath was a major shift. The Supreme Court held that Parliament could not amend Fundamental Rights. The Court treated a constitutional amendment as law for the purpose of Article 13. So, if an amendment took away or abridged Fundamental Rights, it would be invalid.

The Court also used the doctrine of prospective overruling. That means earlier constitutional amendments were not disturbed, but future amendments affecting Fundamental Rights would be controlled by the Golaknath rule. This was meant to protect legal stability while changing the law for the future.

Golak Nath strongly protected Fundamental Rights, but it created a new problem. If Parliament could not amend Fundamental Rights at all, constitutional reform could become too rigid. This tension led to Parliament's response through the 24th Amendment.

UPSC takeaway: Golaknath is the rights-protective extreme before Kesavananda. It is not the present final position, but it is essential to understand why the 24th Amendment and Kesavananda became necessary.

Parliament's Response: 24th Constitutional Amendment, 1971

The 24th Amendment was Parliament's direct response to Golaknath. It amended Article 13 and Article 368 to make the amendment power clearer. Article 13(4) stated that Article 13 would not apply to constitutional amendments made under Article 368. Article 368 was also amended to expressly recognise Parliament's constituent power to amend the Constitution by addition, variation or repeal.

The amendment also made the President's assent mandatory once a Constitution Amendment Bill was passed according to Article 368. This clarified that the President could not refuse assent to such a Bill.

UPSC takeaway: The 24th Amendment did not itself create the Basic Structure Doctrine. It restored Parliament's wide amendment claim. Kesavananda then accepted wide amendment power but placed the basic structure limit on it.

Kesavananda Bharati Case: Background and Holding

The full case name is Kesavananda Bharati Sripadagalvaru v. State of Kerala. It arose in the context of land reforms in Kerala and constitutional amendments designed to protect such laws from challenge. Kesavananda Bharati, head of the Edneer Mutt in Kerala, challenged the effect of land reform measures and the constitutional amendments affecting property and judicial review.

The case involved the validity of the 24th, 25th and 29th Amendments. The Court had to decide whether Parliament's power under Article 368 was unlimited or whether there were implied limits on that power.

The Supreme Court's answer was a careful compromise. It overruled the restrictive view in Golaknath and accepted that Parliament could amend even Fundamental Rights. But it also held that Parliament could not alter the basic structure or framework of the Constitution.

This is why Kesavananda Bharati is central to Indian polity. It did not make the judiciary superior to the Constitution. It made the Constitution superior to every institution.

Before Kesavananda After Kesavananda
Shankari Prasad and Sajjan Singh allowed wide amendment power. Wide amendment power continued, but became subject to basic structure.
Golaknath restricted Parliament from amending Fundamental Rights. Parliament could amend Fundamental Rights, but not destroy basic structure.
The debate was framed mainly as Parliament versus Fundamental Rights. The debate became Parliament's constituent power versus constitutional identity.

What Counts as Basic Structure?

The Constitution does not provide a final list of basic features. The Supreme Court has also avoided giving one closed list. Instead, basic features are identified case by case, depending on the nature of the amendment and its impact on the Constitution.

Still, for UPSC, certain features are repeatedly recognised as part of the basic structure or basic framework. Students should know these as examples, not as an exhaustive list.

Basic feature Simple meaning
Supremacy of the Constitution All institutions derive authority from the Constitution and remain limited by it.
Republican and democratic government Government must rest on representative democracy and constitutional accountability.
Secular character The State cannot abandon constitutional secularism or equal citizenship.
Federal character The Union-State structure cannot be converted into a purely unitary arrangement by amendment.
Separation of powers The legislature, executive and judiciary must retain their constitutional roles.
Judicial review Courts must retain power to test laws and amendments against the Constitution.
Independence of judiciary Judges must be institutionally independent enough to enforce the Constitution.
Rule of law Power must be exercised according to law, not arbitrary will.
Free and fair elections Elections must remain meaningful, fair and subject to legal accountability.
Balance between Fundamental Rights and DPSP Rights and social welfare goals must be harmonised, not used to destroy each other.

Basic Structure and the Preamble

The Preamble is important because it captures the Constitution's identity in a compact form. Words such as Sovereign, Socialist, Secular, Democratic, Republic, Justice, Liberty, Equality and Fraternity help explain why certain constitutional values cannot be destroyed.

After Kesavananda Bharati, the accepted position is that the Preamble is part of the Constitution. It can be amended, but only so long as the amendment does not damage the basic structure. This is why the Preamble and Basic Structure Doctrine are often studied together.

Important Cases after Kesavananda Bharati

UPSC does not expect a law-school discussion of every judgment, but it does expect you to know how the doctrine evolved after 1973. The following cases are especially useful.

Indira Nehru Gandhi v. Raj Narain, 1975

This case came after the election of the Prime Minister was challenged. During the dispute, the 39th Constitutional Amendment inserted provisions that attempted to place certain high offices and election disputes beyond ordinary judicial scrutiny.

The Supreme Court treated free and fair elections, equality and judicial review as central to constitutional democracy. For UPSC, the main point is that the basic structure doctrine moved beyond abstract theory and was applied to protect democratic accountability.

UPSC takeaway: This case links Basic Structure with electoral democracy. It is useful when writing answers on free and fair elections, rule of law and limits on political majorities.

Minerva Mills Ltd. v. Union of India, 1980

The 42nd Amendment tried to make Parliament's amending power extremely wide. It inserted clauses into Article 368 that attempted to exclude judicial review and prevent any challenge to constitutional amendments. In Minerva Mills, the Supreme Court struck down those clauses.

The Court also emphasised that limited amending power itself is a basic feature. If Parliament could expand its own amendment power without limit, then the basic structure doctrine would become meaningless.

Minerva Mills is also important because the 42nd Amendment had expanded Article 31C. Originally, Article 31C protected laws made to implement Article 39(b) and 39(c). The 42nd Amendment tried to extend that protection to all Directive Principles. The Court rejected this wider expansion because it disturbed the constitutional balance.

So Minerva Mills is also important for the balance between Fundamental Rights and Directive Principles. The Constitution expects harmony between individual liberty and social justice. One cannot be used to completely destroy the other.

UPSC takeaway: Remember three links: limited amending power, judicial review, and harmony between Fundamental Rights and DPSP.

Waman Rao v. Union of India, 1981

Waman Rao is important for the Ninth Schedule. The Court drew a line around the date of Kesavananda Bharati: 24 April 1973. Amendments placing laws in the Ninth Schedule after that date could be tested against the basic structure doctrine.

S.R. Bommai v. Union of India, 1994

S.R. Bommai is remembered mainly for federalism and President's Rule, but it also matters here because it strongly affirmed secularism as a basic feature of the Constitution. This case is useful in Mains answers on constitutional morality, secularism and Centre-State relations.

L. Chandra Kumar v. Union of India, 1997

This case strengthened the position of judicial review. The Court held that the constitutional review powers of the High Courts and the Supreme Court form part of the basic structure. Tribunals may exist, but they cannot completely replace constitutional courts.

I.R. Coelho (Dead) by LRs v. State of Tamil Nadu, 2007

I.R. Coelho clarified that the Ninth Schedule is not a magic shield. Laws placed in the Ninth Schedule after 24 April 1973 can still be examined if they damage the basic structure. This matters because Article 31B and the Ninth Schedule were originally designed to protect certain laws from Fundamental Rights challenges.

The exam takeaway is simple: post-Kesavananda Ninth Schedule protection is not absolute. If the effect of a law or amendment damages the Constitution's basic structure, judicial review remains possible.

Supreme Court Advocates-on-Record Association v. Union of India, 2015 (NJAC Case)

In the NJAC case, the Supreme Court struck down the 99th Constitutional Amendment and the National Judicial Appointments Commission arrangement. The Court held that the independence of the judiciary is part of the basic structure. For UPSC, this case shows that the doctrine remains active even in modern institutional debates.

UPSC takeaway: This case connects Basic Structure with judicial appointments and institutional independence. It is also useful for Mains answers on separation of powers and checks and balances.

Basic Structure and Judicial Review

Judicial review is the power of courts to test whether laws, executive actions and constitutional amendments comply with the Constitution. Without judicial review, the basic structure doctrine would have no practical force.

This does not mean that courts govern the country. It means that when a constitutional limit is crossed, courts can enforce the Constitution. The doctrine therefore protects constitutional supremacy, not judicial supremacy.

The role of the Supreme Court is especially important because Article 32 allows enforcement of Fundamental Rights and Article 136, Article 141 and Article 142 give it wide constitutional authority. But High Courts also matter because Article 226 gives them broad writ jurisdiction.

Can Ordinary Laws Be Tested on Basic Structure?

This is a common confusion. The basic structure doctrine is mainly a test for constitutional amendments. It was developed to control the amending power under Article 368.

An ordinary law is usually tested against specific constitutional provisions such as Fundamental Rights, legislative competence, equality, due process principles under Article 21, or limits on executive and legislative power. A court normally does not strike down an ordinary law merely by saying "basic structure" in the abstract.

The Ninth Schedule is the special area where this becomes more complex. If a law is placed in the Ninth Schedule through a constitutional amendment after 24 April 1973, the protective amendment and the law's impact can be examined through the basic structure lens. That is the I.R. Coelho point.

Basic Structure, Parliament and Democracy

The doctrine is sometimes criticised as undemocratic because unelected judges can invalidate constitutional amendments passed by elected representatives. This criticism should be understood seriously, especially for Mains answers.

But the defence of the doctrine is equally important. Constitutional democracy is not just majority rule. It is majority rule within constitutional limits. Parliament is powerful because the Constitution gives it power. Therefore, Parliament cannot use that power to destroy the very Constitution from which it receives authority.

This is why the doctrine should be presented as a check-and-balance mechanism. It does not prevent reform. It prevents constitutional self-destruction.

Basic Structure and the Role of Parliament

Parliament remains the central constitutional amendment-making body. Most constitutional amendments are valid. The Basic Structure Doctrine applies only when an amendment damages or destroys an essential feature of the Constitution.

The doctrine also shows why the President's assent to a Constitution Amendment Bill is not a substitute for judicial review. Once the amendment becomes law, courts may still examine whether it crosses the basic structure limit.

For UPSC Prelims and Mains

For UPSC Prelims

  • Remember Kesavananda Bharati: 1973, 13 judges, 7:6 majority.
  • Article 368 gives amendment power, but the power is limited.
  • The list of basic features is not exhaustive.
  • Judicial review and independence of judiciary are key basic features.
  • Minerva Mills: limited amending power and FR-DPSP harmony.
  • I.R. Coelho: post-24 April 1973 Ninth Schedule laws are not fully immune.

For UPSC Mains

  • Use the doctrine to explain constitutional supremacy.
  • Show the balance between democratic amendment power and constitutional limits.
  • Connect it with judicial review, rule of law and separation of powers.
  • Discuss criticism fairly: judicial overreach versus constitutional guardianship.
  • Use examples such as Minerva Mills, I.R. Coelho and NJAC to show continuing relevance.

Common UPSC Traps

Trap statement Correct position
Basic Structure Doctrine is written in Article 368. No. Article 368 gives amendment power. Basic Structure is a judicial doctrine limiting that power.
After Golaknath, Parliament permanently lost power to amend Fundamental Rights. No. Kesavananda overruled that restrictive position. Parliament can amend Fundamental Rights, but cannot damage basic structure.
Every law in the Ninth Schedule is immune from judicial review. No. Post-24 April 1973 Ninth Schedule laws can be examined if they damage basic structure.
Basic Structure applies to ordinary laws in the same way as constitutional amendments. No. It is mainly an amendment-review doctrine. Ordinary laws are usually tested against specific constitutional provisions.
The list of basic features is final. No. The list is open and develops case by case.

UPSC Previous Year Questions (Selected)

Q1. The Basic Structure Doctrine of the Constitution of India implies that:

A. Parliament cannot amend any Fundamental Right
B. Parliament can amend the Constitution, but cannot destroy its essential features
C. The Supreme Court can amend the Constitution
D. The Preamble cannot be amended under any condition

Guidance: The best answer is B. The doctrine does not ban all amendments to Fundamental Rights. It limits amendments that damage the Constitution's basic structure.

Q2. Which case is most directly associated with the origin of the Basic Structure Doctrine?

A. Shankari Prasad
B. Golaknath
C. Kesavananda Bharati
D. S.R. Bommai

Guidance: The answer is C. Golaknath is part of the evolution, but Kesavananda Bharati is the landmark case that established the doctrine.

Q3. Explain how the Basic Structure Doctrine balances parliamentary sovereignty and constitutional supremacy.

Guidance: A strong answer should say that Parliament has a wide power to amend under Article 368, but this power exists within the Constitution. Therefore, the amendment power cannot be used to destroy democracy, judicial review, federalism, secularism or other essential features.

Practice MCQs

  1. The Basic Structure Doctrine was established in:
    A. Shankari Prasad case
    B. Kesavananda Bharati case
    C. Minerva Mills case
    D. I.R. Coelho case
  2. Which Article deals with Parliament's power to amend the Constitution?
    A. Article 13
    B. Article 32
    C. Article 368
    D. Article 356
  3. Which of the following is correct?
    A. The list of basic features is final and written in Article 368
    B. Parliament cannot amend the Preamble
    C. Parliament's amending power is wide but limited
    D. Ordinary laws and constitutional amendments are tested in exactly the same way
  4. Minerva Mills is important because it reaffirmed:
    A. Unlimited amendment power of Parliament
    B. Limited amending power and harmony between Fundamental Rights and DPSP
    C. Complete immunity of Ninth Schedule laws
    D. Abolition of judicial review
  5. I.R. Coelho is mainly associated with:
    A. Election disputes
    B. Ninth Schedule and basic structure review
    C. Appointment of judges through NJAC
    D. President's Rule
  6. Which of the following has been treated as a basic feature of the Constitution?
    A. Judicial review
    B. Hereditary monarchy
    C. Rule by ordinance
    D. Complete absence of federalism
  7. The NJAC case is relevant to Basic Structure because it dealt with:
    A. Independence of judiciary
    B. Creation of new States
    C. Financial Emergency
    D. Anti-defection law
  8. Which statement is most accurate?
    A. Basic Structure Doctrine makes the Supreme Court superior to the Constitution
    B. Basic Structure Doctrine protects constitutional supremacy
    C. Basic Structure Doctrine prevents all constitutional amendments
    D. Basic Structure Doctrine applies only to tax laws
View Answer Key

1. B | 2. C | 3. C | 4. B | 5. B | 6. A | 7. A | 8. B

Frequently Asked Questions

Is the term Basic Structure written in the Constitution?

No. The expression is not written as a constitutional article. It is a judicial doctrine developed by the Supreme Court to interpret the limits of Article 368.

Can Parliament amend Fundamental Rights after Kesavananda Bharati?

Yes. Parliament can amend Fundamental Rights, but it cannot do so in a way that damages or destroys the basic structure of the Constitution.

Is the list of basic features final?

No. The Supreme Court has not given an exhaustive list. Basic features are identified case by case depending on the amendment and its impact.

Why is Minerva Mills important for this doctrine?

Minerva Mills reaffirmed that Parliament's amending power is limited. It also treated harmony between Fundamental Rights and Directive Principles as part of the constitutional balance.

What is the link between Basic Structure and the Ninth Schedule?

After Waman Rao and I.R. Coelho, laws placed in the Ninth Schedule after 24 April 1973 are not completely immune. They can be examined if they damage the basic structure.

Does Basic Structure apply to ordinary laws?

The doctrine mainly tests constitutional amendments. Ordinary laws are usually tested against specific constitutional provisions such as Fundamental Rights or legislative competence. Ninth Schedule cases are a special context because constitutional amendments are used to protect ordinary laws.

Why is the NJAC case connected with Basic Structure?

The Supreme Court struck down the 99th Constitutional Amendment and NJAC arrangement because it found that judicial independence, a basic feature, was affected.

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