Government procurement is divided into three (3) categories as follows:
Works contracts include construction and engineering activities involving infrastructure and structures such as buildings, airports, roads/highways, dams, drainage etc. It is also inclusive of mechanical and electrical aspects of works.
Services include engagement of manpower, expertise and consultants in the areas of feasibility studies, research, designing, surveying, management etc. Other services such as repairs, maintenance and cleaning services are minor activities under this category.
Supplies include the supply of raw, intermediate or finished goods and products for any activity of users. Also included are construction materials, food products, uniforms, vehicles, equipment, spare parts, furniture etc.