Home2022 Treaties and Agreements ...Nigeria (22-120) – Memorandum of Understanding on Import Restrictions hide Nigeria (22-120) – Memorandum of Understanding on Import Restrictions TIAS Office of Treaty Affairs January 20, 2022 Cultural Exchanges, Property and Cooperation: Import Restrictions Signed at Abuja January 20, 2022; entered into force January 20, 2022. Download Agreement [715 KB] Tags Cultural Objects Cultural Properties Nigeria Treaties