The Nigeria Civil Aviation Regulations (Nig. CARs) Part 14 incorporates the following annexes: Annex 2 (Amendment 47), Annex 3 (Amendment 80), Annex 4 (Amendment 61), Annex 5 (Amendment 17), Annex 10 Vol. I (Amendment 92), Annex 10 Vol. II (Amendment 92), Annex 10 Vol. III (Amendment 91), Annex 10 Vol. IV (Amendment 91), Annex 10 Vol. V (Amendment 90), Annex 11 (Amendment 52), Annex 12 (Amendment 16) and Annex 15 (Amendment 42) which address the Air Navigation rules procedures and services applications as stated in Articles 13, 37, and 38 of the Convention on International Civil Aviation (Chicago) 1994. The Implementing Standards (IS) provides detailed requirements that support the intent of the Regulations presented in a part, and unless otherwise indicated, have the legal force and effect of the referring Regulations