What are the grounds for challenging the constitutionality of a law under Article 13 of the Indian Constitution, and can you provide examples of relevant case law?

Detailed Legal Analysis

The grounds for challenging the constitutionality of a law under Article 13 of the Indian Constitution primarily revolve around the violation of fundamental rights guaranteed by Part III of the Constitution.

Article 13 states that any law that contravenes the fundamental rights is void to the extent of such contravention. Here are the key grounds for challenging the constitutionality of a law:

• Violation of Fundamental Rights: If a law infringes upon any of the fundamental rights enumerated in Articles 12 to 35, it can be challenged. For instance, a law that restricts the freedom of speech (Article 19) may be deemed unconstitutional.
• Exceeding Legislative Competence: If a law is enacted by a legislature that lacks the jurisdiction or authority to make such a law, it can be challenged. This includes laws that are made on subjects outside the State List or Concurrent List as defined in the Seventh Schedule of the Constitution.
• Discriminatory Legislation: Laws that lead to arbitrary discrimination against any individual or group can be challenged under Article 14, which guarantees equality before the law and equal protection of the laws.
• Law Not Properly Enacted: If a law has not followed the due legislative process as required, it can be declared unconstitutional. This includes failure to obtain necessary approvals or not following the correct procedure as specified in the Constitution.

Some notable case laws that exemplify these challenges include:

• Keshavananda Bharati v. State of Kerala (1973): This landmark judgment established the Basic Structure doctrine, asserting that Parliament cannot alter the fundamental framework of the Constitution, thus protecting fundamental rights.
• Maneka Gandhi v. Union of India (1978): The Supreme Court held that the right to life and personal liberty under Article 21 cannot be curtailed without a just, fair, and reasonable procedure, expanding the scope of fundamental rights.
• Minerva Mills Ltd. v. Union of India (1980): The Court reiterated the importance of the Basic Structure doctrine and reinforced that any law infringing fundamental rights is subject to scrutiny under Article 13.
• Navtej Singh Johar v. Union of India (2018): This case decriminalized consensual homosexual acts, emphasizing the importance of individual rights and equality before the law.

In conclusion, Article 13 serves as a critical mechanism for the protection of fundamental rights in India, allowing individuals to challenge any law that violates these rights through the courts.