Section 48(2) in Rajasthan Transparency in Public Procurement Rules, 2013
(2)Prior to the expiry of the period of validity of bids, the procuring entity, in exceptional circumstances, may request the bidders to extend the bid validity period for an additional specified period of time. A bidder may refuse the request and such refusal shall be treated as withdrawal of bid but in such circumstances bid security shall not be forfeited.
