Following text is copied from icasrilanka web site

The Council of the Institute who are responsible for strategic direction, administration and management of the Institute govern the Institute activities. The Institute has over 3500 members and over 25000 registered students. 

The Members of the Institute are regulated by a code of professional conduct and ethics prescribe by the council. 

The Institute is a member of the International Federation of Accountants (IFAC),  

The Confederation of Asian and Pacific Accountants (CAPA) and a Founder member  of the South Asian Federation of the Accountants (SAFA). The Institute is the sole Accounting and Auditing Standards setting authority in Sri Lanka.