Insider Login
Insider Login
News
08 Apr 2026
AOTCA President Ruston visits JFCPTAA in Tokyo
JFCPTAA1
08 Apr 2026
29 Jan 2026
Incorporation of AOTCA
AOTCA began a new chapter as a General Incorporated Association under Japanese law on January 5, 2026.
29 Jan 2026
03 Oct 2025
AOTCA President Shares Insights on Global Minimum Tax and Transfer Pricing at CFO Roundtable
On September 29, 2025, Dr. Ruston Tambunan, the President of the Asia Oceania Tax Consultants' Association (AOTCA), had the honor of being one of the distinguished speakers at the Global CFO e-Roundtable hosted by the International Association of Financial Executives Institutes (IAFEI).
03 Oct 2025
Events
Turn your
vision into reality
Our members are organisations comprised of tax consultants, lawyers and professionals, established in the Asian and Oceanic region and with good standing as recognized by general consensus or domestic law in their own countries or regions.
China
Pakistan
Sri Lanka
Australia
Indonesia
Singapore
Philippines
Vietnam
Chinese Taipei
Macau
Bangladesh
Nepal
Hong Kong
Japan
Mongolia
Korea
Malaysia
Uzbekistan
China Certified Tax Agents Association
Pakistan Tax Bar Association
Institute of Chartered Accountants of Sri Lanka
Institute of Public Accountants
Indonesian Tax Consultants Association
Singapore Chartered Tax Professionals
Tax Management Association of the Philippines, Inc
Vietnam Tax Consultants' Association
Tax Accountancy Association Union of Chinese Taipei
Chinese Taipei Certified Tax Agents Association
The Taxation Association of Macau (TTAM)
Institute of Chartered Accountants of Bangladesh
Nepal Chamber of Tax Consultants
Taxation Institute of Hong Kong
Hong Kong Institute of Certified Public Accountants
Japan Tax Research Institute
Japan Federation of Certified Public Tax Accountants' Associations
Mongolian Association of Certified Tax Consultants
Korean Association of Certified Tax Accountants
Chartered Tax Institute of Malaysia
Bekas Pegawai HASIL (ExRevenue)
Chamber of Tax Consultants of Uzbekistan
User Name:
Password: