What is the Effect of mistakes as to law? Section 21 of Indian Contract Act 1872
21. A contract is not voidable because it was caused by a mistake as to any law in force in India; but a mistake as to a law not in force in India has the same effect as a mistake of fact.
Illustration
A and B make a contract grounded on the erroneous belief that a
particular debt is barred by the Indian Law of Limitation; the
contract is not voidable.
Section 21 - Effect of mistakes as to law
Section 22 - Contract caused by mistake of one party as to matter of fact
Section 23 - What considerations and objects are lawful and what not
Section 24 - Agreements void, if considerations and objects unlawful in part
Section 25 - Agreement void, if made without consideration
Section 26 - Agreement in restraint of marriage void
Section 27 - Agreement in restraint of trade void
Section 28 - Agreements in restraint of legal proceedings void
Section 29 - Agreements void for uncertainty
Section 30 - Agreements by way of wager void
CHAPTER III CONTINGENT CONTRACTS
Section 31 - Contingent contract defined
Section 32 - Enforcement of contracts contingent on an event happening
Section 33 - Enforcement of contracts contingent on an event not happening
Section 36 - Agreements contingent on impossible events void
CHAPTER IV THE PERFORMANCE OF CONTRACTS
Section 37 - Obligation of parties to contracts
Section 38 - Effect of refusal to accept offer of performance
Section 39 - Effect of refusal of party to perform promise wholly
By whom contracts must be performed