It is also settled law that for a matter to be instituted under the Fundamental Rights (Enforcement Procedure) Rules, 1979 to enforce the constitutionally guaranteed rights under Chapter IV of the Constitution of the Federal Republic of Nigeria, 1999, as amended, the enforcement of such right(s) must be the main/substantive claim before the Court – not ancillary.
— Onnoghen, CJN. Nwachukwu v Nwachukwu (2018) – SC.601/2013