How long is the duration of maintenance organization approvals according to EASA?

The duration of maintenance organization approvals according to EASA (the European Union Aviation Safety Agency) is indeed characterized by an unlimited duration. This means that once a maintenance organization receives its approval, it continues to hold that approval indefinitely, provided it maintains compliance with the relevant regulations and standards.

This is significant because it emphasizes the importance of ongoing adherence to safety and quality standards, rather than a temporary certification that would need to be renewed periodically. Maintenance organizations are subject to continuous oversight and must demonstrate continuous compliance with EASA requirements, including regular audits and inspections.

In contrast, the other options suggest fixed terms for approvals, which do not align with EASA's approach to ensuring ongoing safety and regulatory compliance in the aviation industry. Understanding this infinite duration requirement reflects the organization's commitment to consistently high standards within the aviation maintenance sector, thus ensuring safety and reliability.