221.302.3AOOFederal Council OrdinanceSep 1, 2007Original source
Audit firms performing ordinary audits must have an internal quality control system as of 15 December 2013 and supervise its appropriateness and effectiveness (Art. 9 para. 1).
Audit firms that conduct limited audits must have an internal quality control system as of 1 October 2017 and supervise its appropriateness and effectiveness (Art. 9 para. 1).1
Footnotes
Amended by No I of the O of 23 Aug. 2017, in force since 1 Oct. 2017 (AS 2017 4863). ↩
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