It cannot escape notice that under section 88(2) above, the 1st defendant can only conduct the stated investigation in two situations for the purpose of enabling it to – (a) Make laws with respect to any matter within its legislative competence and correct any defects in existing laws; and (b) Expose corruption, inefficiency or waste in the execution or administration of laws within its legislative competence and in the disbursement or administration of funds appropriated to it.
– Oguntade, JCA. El-Rufai v. House of Representatives (2003)