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Professional body for quantity surveyors in Nigeria, founded in 1969, headquartered in Abuja with a Lagos liaison office, offering standards, training, and industry initiatives. The Nigerian Institute of Quantity Surveyors (NIQS), founded in 1969, serves as the national body promoting professionalism in quantity surveying. It is headquartered in Mabushi, Abuja, with a liaison office in Surulere, Lagos. NIQS conducts examinations, CPD, national conferences, and cost database development to support construction accountability, offering reciprocity arrangements with international counterparts.

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