127.09.1 General
127.09.2 Helicopter maintenance programme
127.09.3 Maintenance contracted to approved maintenance organisation
127.09.4 Operator's maintenance responsibilities
127.09.5 Operator's maintenance control manual
127.09.6 Maintenance records
127.09.7 Continuing airworthiness information
127.09.8 Modifications and repairs
127.09.9 Maintenance release
127.09.10 Records
