Membership of the Association shall be open to all those who are interested in Angiosperm Taxonomy. There shall be the following four categories of Memberships:
a) Patron
b) Honorary Member*
c) Life Member
d) Ordinary Member
e) Student Member.
*(Honorary Members shall be eminent Angiosperm Taxonomists whose technical co-operation would promote the interests of the Association, and nominated by the Executive Council, provided total number of such Honorary Members shall not exceed FIVE at any given time).
The subscriptions for the various categories of memberships are as under:
Patron: Rs. 25,000/- in India or US $ 7000/- or equivalent for other countries.
Honorary Member: No subscription.
Life Member: Rs. 8,000/- in India or US $ 500/- or equivalent for other countries, to be paid within one calendar year.
Ordinary Member: Rs.1,000/- in India or US $ 50/- or equivalent in other countries per year. Subscription for Ordinary membership shall fall due on 1st January of that year.
Student member: Rs. 500/-
The Ordinary Membership may be converted into Life Membership by paying the Life Membership fee after deducting the Ordinary Membership fee paid during that calendar year, if any.
The Members who have not paid their subscription before 1st July will not be entitled for their privileges during that year.
Members of the Association who have paid their subscriptions before the stipulated date, shall be entitled to the followings:
a) to attend and vote in all General Body meetings (Student Members are not eligible to cast vote);
b) to propose and second candidates for various offices in the Executive Council;
c) to propose and second motions;
d) to fill in any Office of the Association on being duly elected thereto, subject to Rule 18 and 19 (applicable to all other than the Student Members).
e) to have scientific papers published in the journal Rheedea, after due approval by the referees and the Editorial Board;
f) to read scientific papers in the ordinary meetings of the Association and to take part in the discussions on them;
g) to have access to the Library and other common facilities of the Association;
h) to institute medals in the name of IAAT from Endowments received. The amount for such endowments shall be decided from time to time by the Executive Council. Nominations for the medal awards shall be received from the members of the Executive Council and the awardee(s) shall be decided by the Executive Council. Life members of the IAAT alone shall be eligible for such medals.
Patrons and Honorary Members shall be entitled to have all the privileges of the Members.