The Federal Ministry of the Interior is a Ministry of the Federal Government of Nigeria tasked with providing complementary internal security and other ancillary services within Nigeria. The Ministry is headed by the Minister of Interior, a cabinet-level head who reports directly to the President of the Federal Republic of Nigeria. The current minister of interior is Olubunmi Tunji-Ojo.

The concern to maintain internal security gave rise to the creation of the federal ministry of internal affairs in 1957.^[1] In 2007, the Ministry of Internal Affairs merged with the Ministry of Police Affairs, resulting in the Ministry of the Interior.

The Ministry exercises supervisory control over the following Security Agencies, namely:

• Nigerian Correctional Service
• Nigeria Immigration Service
• Federal Fire Service
• Nigeria Security and Civil Defence Corps
• The Civil Defence, Immigration, Prisons, Fire Service Board (CDFIPB)

The Ministry formulates and implements policies related to border management and supervises the National Immigration Service.^[2] Its other functions include:

• Granting of Nigerian citizenship
• Consular and immigration services
• Granting of business permits and expatriate quotas
• Co-ordination of national and independence day celebrations
• Reformation and re-integration of inmates
• Security of lives and properties
• Management of National emergencies;
• Recruitment of officers and men of the Correctional Service, Immigration Service, Fire Service and the Nigeria Security and Civil Defence Corps
• Managing the retirement benefits of retirees of paramilitary Services under its supervision.

*Minister of Internal Affairs