Latest News COVID-19 UPDATE ACS is operating remotely due to the COVID-19 pandemic. Please contact us on email@example.com if we can assist you with your IOSA inquiries, training and consulting services, etc Read more Auditor Training (Remote Training) - Certified Courses ACS is delivering globally recognised auditor training in August via teleconference. Please contact ACS at firstname.lastname@example.org for more information. Read more IOSA PROGRAM CHANGES DUE TO COVID-19 IATA has introduced changes to the IOSA program to allow for extenuating circumstances due to the COVID-19 pandemic. For more details, see: Read more REMOTELY PILOTED AIRCRAFT OPERATIONS ACS provides expert servises for Remotely Piloted Aircraft. If you need an ReOC or RPAS Operations Manual, please contact us on email@example.com Read more IATA OPERATIONAL SAFETY AUDIT (IOSA) ACS was one of the very first organisations in the world accredited by IATA, through a rigorous process, as an IATA Accredited Audit Organisation (AO) to conduct IOSA audits. TRAINING SERVICES ACS can provide operators and other aviation service providers with customised, in-house courses to suit their needs. Contact us.