Chair: Mr FLETZER, Gerold (Austria)Vice-chair: Mr Eugene BURGER ( United States of America )The Task Team on Audit and Certification (TT-AC) supports the WMO Quality Management Framework (WMO-No. 49, Part VII) and ISO 9001 by developing and maintaining an ISO 19011-compliant audit program for operational data centres. It provides guidance on audit objectives and criteria, coordinates and schedules audits with Technical Commissions and partners, conducts audits with subject matter experts following WMO procedures, and advises SC-IMT on systematic issues identified.