The Plant Quarantine and Phytosanitary Service (PQPS) is department in the Ministry of Agriculture (MOA) of Zambia. PQPS is recognized as the National Plant Protection Organization (NPPO) of Zambia by the International Plant Protection Convention (IPPC) of the Food and Agriculture Organization (FAO) of the United Nations (UN). The department derives its mandate from the Plant Pests and Diseases Act, Cap 233 of the Laws of Zambia as the principal law but further, makes reference to a number of legislation such as the Noxious Weeds Act, Cap 231; the Coffee Act, Cap 228; the Cotton Act, Cap 227; the Public Finance Management Act No. 1 of 2018; and the Border Management Act No. 12 of 2018 among others.
PQPS is headed by a Director who is deputized by a Chief Plant Health Inspector. Below the Chief Plant Health Inspector, are Principal Plant Health Inspectors who are in charge of two main branches of the department namely international trade and domestic trade.