Text in force at CS23-6: from CS23-5, effective 15 Aug 2017.
The following design and construction information is established:
(a) operating limitations, procedures and instructions necessary for the safe operation of the aeroplane;
(b) the need for instrument markings or placards;
(c) any additional information necessary for the safe operation of the aeroplane; and
(d) inspections or maintenance to assure continued safe operation.
ED Decision 2017/013/R · Source