Negotiable Instruments Act, 1881
98. When, notice of dishonor is unnecessary
No notice of dishonor is necessary,-
(a) when it is dispensed with by the party entitled thereto;
(b) in order to charge the drawer, when he has countermanded
payment;
(c) when the party charged could not suffer damages for want of
notice;
(d) when the party entitled to notice cannot after due search be
found; or the party bound to give notice is, for any other reason, unable
without any fault of his own to give it;
(e) to charge the drawers, when the acceptor is also a drawer;
(f) in the case of a promissory note which is not negotiable;
(g) when the party entitled to notice, knowing the facts, promises
unconditionally to pay the amount due on the instrument.