48. Do political parties have to report on their election campaign finances?

"(3) Election expenses of a political party shall be submitted to the Commission in a separate audited return within six months after the election and such return shall be signed by the political party’s auditors and countersigned by the Chairman of the party and be supported by a sworn affidavit by the signatories as to the correctness of its contents.
(4) A political party which contravenes subsection (3) commits an offence and is liable on conviction to a maximum fine of N1,000,000 and in the case of failure to submit an accurate audited return within the stipulated period, the court may impose a maximum penalty of N200,000 per day on any party for the period after the return was due until it is submitted to the Commission.
(5) The return referred to in subsection (3) shall show the amount of money expended by or on behalf of the party on election expenses, the items  of expenditure and commercial value of goods and services received for election purposes.
(6) The political party shall cause the return submitted to the Commission under subsection (3) to be published in at least two national newspapers and official website of the party."
Section 89, Electoral Act 2022.

Election expenses of political parties.