Document ID: chunk:federal_register_of_legislation:F2025L00107:front:0:p20
Version: federal_register_of_legislation:F2025L00107
Segment Type: other
Provision Reference: 
Character Range: 62673–66192

about the operating effectiveness of controls in accordance with paragraphs 119R or 120L, as applicable, the practitioner shall determine whether any complementary user entity controls identified in a one-to-many or other assurance report of another practitioner are relevant to the user entity. (Ref: Para: A130)

 4.                In making the determination in accordance with paragraph 50(d), the practitioner shall, to the extent necessary in the circumstances, communicate with another practitioner about the findings from another practitioner's work. (Ref: Para. A132–A133)

 5.                The practitioner shall determine whether, and the extent to which, it is necessary to review additional documentation of the work performed by another practitioner. (Ref: Para. A134)

 6.                If the practitioner determines that the evidence obtained from the work of another practitioner is not adequate for the practitioner's purposes, including when the practitioner is unable to obtain information to make that determination or when the practitioner is not satisfied that communications with another practitioner are adequate for the practitioner's purposes, the practitioner shall:

         1.                 Determine whether the practitioner is able to obtain sufficient appropriate evidence through performing alternative procedures; and

         2.                 If sufficient appropriate evidence cannot be obtained through performing alternative procedures, consider the implications for the engagement, including whether a scope limitation exists. (Ref: Para. A135)

Using the Work of a Practitioner's Expert

 1.                If the practitioner plans to use the work of a practitioner's expert, the practitioner shall: (Ref: Para. A136-A140)

         1.                 Evaluate whether the expert has the necessary competence, capabilities and objectivity for the practitioner's purposes; (Ref: Para. A141–A145)

         2.                 When evaluating the objectivity of a practitioner's external expert, enquire regarding interests and relationships that may create a threat to that expert's objectivity; (Ref: Para. A145–A147)

         3.                 Obtain a sufficient understanding of the field of expertise of the expert to determine the nature, scope and objectives of that expert's work for the practitioner's purposes; and (Ref: Para. A148–A149)

         4.                 Agree with the expert, in writing when appropriate, on:

                 1.                  The nature, scope and objectives of that expert's work; and (Ref: Para. A149–A150)

                 2.                The respective roles and responsibilities of the practitioner and that expert, including the nature, timing and extent of communication between the practitioner and expert. (Ref: Para. A138–A139)

 2.                The practitioner shall evaluate the adequacy of the practitioner's expert's work for the practitioner's purposes, including: (Ref: Para. A137; A151)

         1.                 The relevance and reasonableness of that expert's findings or conclusions, and their consistency with other evidence obtained by the practitioner;

         2.                 If that expert's work involves use of significant assumptions and methods, the relevance and reasonableness of those assumptions and methods in the circumstances; and

         3.                 If that expert's work involves the use of source data that is significant to that expert's work, the relevance,