Formally established in 2002, the Forum of Firms (FOF) is an association of international networks of accounting firms that perform audits of financial statements that are or may be used across national borders. Members of the Forum voluntarily agree to meet certain requirements as detailed in the FOF Constitution. Commitment to the obligations of membership in the Forum contributes to raising the standards of the international practice of auditing in the interest of users of the profession's services The FOF conducts its business primarily through the Transnational Auditors Committee (TAC), an IFAC committee whose members have been nominated by the members of the Forum.

What are the obligations of the members of the Forum of Firms ?

Maintenance of appropriate quality control standards in accordance with International Standards on Quality Management issued by IAASB.

Policies and methodologies for the conduct of such audits are based, on the International Standards on Auditing (ISA) 

Policies and methodologies conform to the IFAC Code of Ethics for professional Accountants and national codes of ethics.

Procedures organising the application/the follow up/the control/ and the internal development of the projects at the network level.

Presentation of an annual report attesting to the respect of these obligations and description of controls implemented by the network.

 These obligations only concern the legal audit services and more particularly those implied in a transnational dimension (a network auditing structures of a same group located in different countries).

More about the Forum of Firms : http://www.ifac.org/Forum_of_Firms