Section 15(1)(b) in Punjab Transparency in Public Procurement Act, 2019
(b)if it is of the opinion that it is essential to evaluate the technical aspects of a bid before considering its financial aspect, call for bids in two envelopes, namely: -(i)the techno-commercial bid containing the technical, quality and performance aspects, commercial terms and conditions; and(ii)the financial bid containing financial aspects, including the price.