Aviation Headline National News Airspace Experts seek downward review of NAMA’s IGR deductionChinasa OssaiJune 6, 2023June 6, 2023 by Chinasa OssaiJune 6, 2023June 6, 20231361 Professional Associations in the Nigerian Airspace Management Agency (NAMA), have frown on the 40% deduction from the internally generated revenue (IGR) of the Agency. They... Read more