The Public Officers (Special Provisions) Tribunals of 1975–1976 represent the most sweeping executive-driven accountability exercise in Nigeria's post-civil-war military era, reshaping the federal and state civil service through a combination of panels, review boards, and outright administrative dismissals that dispossessed thousands of officials of their livelihoods without recourse to regular judicial process.
The legal basis was the Public Officers (Special Provisions) Decree No. 9 of 1975, promulgated days after the bloodless coup of 29 July 1975 in which Brigadier Murtala Ramat Muhammed overthrew General Yakubu Gowon. Murtala's Supreme Military Council — with Brigadier Olusegun Obasanjo as Chief of Staff, Supreme Headquarters — identified public service corruption, indolence, and over-staffing as central institutional pathologies after twelve years of Gowon's perceived administrative laxity amid the oil-boom windfall.
The Decree established a multi-tiered framework: special review panels for each ministry and department at the federal level, typically chaired by senior military officers or retired civil servants, with analogous panels at the state level. The panels reviewed performance, conduct, and financial records of public officers, examining allegations of corruption, contract inflation, abuse of office, and unjustifiable accumulation of assets. Officers could be compulsorily retired, dismissed, or referred to separate assets-investigation proceedings.
Between July and September 1975, the purge was executed with deliberate speed and publicity. Within three months, approximately 10,000 federal and state public officers — including permanent secretaries, directors-general, police officers, university administrators, and military officers — were compulsorily retired or dismissed. Seven federal permanent secretaries were retired in a single August 1975 announcement. Across the states, the process was replicated. Findings pointed to endemic over-staffing, pervasive absenteeism, asset accumulation incompatible with official salaries, and outright theft of government property. The ouster clause in Decree No. 9 barred judicial review, upheld by courts in the prevailing political climate. Many dismissed officers received no pension or gratuity.
Murtala Muhammed was assassinated on 13 February 1976. Obasanjo wound down the exercise by late 1976. The purge broke Gowon-era patronage networks, installed a culture of administrative compliance, and cleared institutional ground for the transition to civilian rule completed in 1979.