Legislation or policies related to small and medium-sized enterprises (SMEs) in public procurement:

Summary:
Senegal’s Public Procurement Code has several preferential clauses for Small and Medium Enterprises (SMEs). Article 8 of the Code states that whenever it is economically advantageous and feasible, contracts can be divided into smaller lots to encourage SMEs to participate in the public procurement process. Also, Article 48 clarifies that the contracting authority has the right to reserve up to 40% of its contracts for capable SMEs that qualify for the work.

Source:
The Government of Senegal
http://www.gouv.sn/IMG/pdf/Decret_portant_Code_des_Marches_Publics.pdf

Publication:

Summary:
How the participation of SMEs in public procurement is and can be facilitated under the World Trade Organisation's Agreement on Government Procurement (WTO, GPA) and the Model Law on Public Procurement issued by the United Nations Commission on International Trade Law (UNCITRAL, Model Law):
https://procurementmap.intracen.org/publications/SME_participation_in_government_procurement_markets.pdf