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Official-source-backed civic learning

Article 21: Protection of life and personal liberty

States that no person shall be deprived of life or personal liberty except according to procedure established by law.

Part IIIactive

In this article

What it means

Plain-language explanation

Where you notice it

Daily civic life

How it protects you

Citizen protection

What to remember

Exam and recall pointers

What it means

Simple explanation

Article 21 is the heart of dignity-based constitutional protection and has been expanded by courts to cover many aspects of meaningful life.

Practical daily-life use

Where citizens notice it

  • Relevant to arrest, privacy, health, environment, livelihood, shelter, and fair procedure debates.
  • Helps citizens understand that State action affecting liberty must follow fair legal procedure.

How it protects you

Citizen protection context

  • Protects life, dignity, and personal liberty.
  • Courts have interpreted it to require fairness, reasonableness, and non-arbitrariness in procedure.

Example situations

General civic examples

  • A person challenges unlawful detention.
  • A privacy concern arises from State collection or use of personal information.

Citizen note

Learning note

Article 21 has rich case-law; this page gives a learning summary, not legal advice.

Exam pointers

What to remember

  • Article 21 applies to persons, not only citizens.
  • Maneka Gandhi line of cases expanded fair procedure understanding.

Related articles

Continue learning

Art. 14: Equality before lawArt. 19: Protection of certain rights regarding freedom of speech, etc.Art. 21A: Right to educationArt. 22: Protection against arrest and detention in certain casesArt. 32: Remedies for enforcement of rights conferred by Part IIIArt. 226: Power of High Courts to issue certain writs

Source references

Verification basis

Last reviewed against official sources: 2026-05-20.