An audit charter is a formal document defining the internal audit's objective, authority, and responsibility. The audit charter covers the entire scope of audit activities. An audit charter must be approved by top management.

The HIA is responsible for drafting the charter, discussing the detail with senior management and the board to confirm that it accurately describes the agreed upon role and expectations and then seeking approval from the board (via the audit committee).

The internal audit charter should be approved by the governing body and agreed to by senior management.

In general, the basic difference between an audit charter and an engagement letter is that the latter one is prepared for a specific audit in an organization. On the other hand, an audit charter covers the overall audit scopes and objectives of an organization.

Template Audit Committee Charter. The purpose of this document is to outline the role, responsibilities, composition and operating guidelines of the Audit Committee of XYZ Institution (the Committee). The Committee is directly accountable to the Accounting Officer / Authority.

Companies Act, 2013. [177. (1) The Board of Directors of 5[every listed public company] and such other class or classes of companies, as may be prescribed, shall constitute an Audit Committee. (2) The Audit Committee shall consist of a minimum of three directors 2[with independent directors forming a majority]:

While the SEC does not require companies to adopt an audit committee charter, the SEC does require companies to disclose in their proxy statements whether the audit committee is governed by a charter, and if so, include a copy of the charter as an appendix to the proxy statement at least once every three years.