Section 36, The Public Procurement Act, 2016

(1) A procuring entity may grant a margin of preferencefor the benefit of bids for work by domestic contractors or for the benefit of bids for domestically produced goods or for the benefit of domestic suppliers of services; (2) The margin of preference shall be calculated in accordance with the regulations and reflected in the record of the procurement processes; (3) The margin of preference shall be authorised by the Authority and shall be subject to approval by the Authority. PART V–METHODS OF PROCUREMENT