a. respect the moral principles of the “Universal Declaration of Human Rights” and the freedoms entrenched in the constitution of the Federal Republic of Nigeria in the performance of his/her own duties;
b. recognise that each person has the right to reach his own judgement by himself;
c. respect the right of parties in a dispute to explain their respective points of view;
d. encourage the free circulation of public information and preserve the integrity of channels of communication;
e. put trust and honesty of purpose before all other considerations;
f. safeguard the confidences of his present/previous employers or clients;
g. represent interests which are not in conflict;
h. refuse to enter into any agreement which requires the attainment of certain results before the payment of professional fees;
i. protect the professional reputation or practice of another member, but make it his duty to report unethical behaviour on the part of any member of the institute;
j. not seek to displace any other member with his employer or client, except with the mutual agreement of all the parties concerned;
k. Not operate any front organisation;
l. Co-operate with any other members in upholding and enforcing this code.

These articles are a superb adaptation of some international codes and the British codes of ethics to suit the Nigerian institution. The extra-ordinary general meeting of the institute held at the Bristol Hotel in Lagos on January 30, 1981 approved the Nigerian codes.