(1) The membership of the organization shall be divided into the following categories:-
(a) Chartered Accountant, and
(b) Registered Auditor.
(2) Membership of a Chartered Accountant shall be granted subject to section 18 to a person who meets the following qualifications:-
(a) At the commencement of this sub-section, having obtained a certificate of registered auditor of "B" class on the basis of having passed the "A" class or chartered accountancy examination in accordance with the Auditors Act, 2031.
(b) Having passed the Chartered Accountancy or similar examination from a foreign accounting professional organization recognized by the organization or organization and having received professional training related to accounting business.
(3) At the commencement of this sub-section, a person who has obtained a certificate of auditor of category "B", "C" or "D" according to the Act on Auditors, 2031 shall be given the membership of a registered auditor subject to section 16.