Person by whom promise is to be performed? Section 40 of Indian Contract Act 1872
40. If it appears from the nature of the case that it was the intention of the parties to any contract that any promise contained in it should be performed by the promiser himself, such promise must be performed by the promiser. In other cases, the promiser or his representatives may employ a competent person to perform it.
Illustrations
(a) A promises to pay B a sum of money. A may perform this
promise, either by personally paying the money to B or by
causing it to be paid to B by another; and, if A dies before the
time appointed for payment, his representatives must perform the
promise, or employ some proper person to do so.
(b) a promises to paint a picture for B. A must perform this promise personally.
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