21L.B.64 Continuing airworthiness oversight of aircraft for which design compliance has been declared

If the Agency, through its continuing airworthiness oversight, including through reports received in accordance with point 21L.A.3, or by any other means, detects a non-compliance with the applicable detailed technical specifications or the applicable environmental protection requirements, the Agency shall raise a finding in accordance with point 21L.B.21, or issue an airworthiness directive under the conditions of point 21L.B.23.