In this Part:
"contracted checking" means checking conducted by a Part 142 operator for a contracting operator.
"contracted training" means training that is:
(a) conducted by a Part 142 operator for a contracting operator; and
(b) the responsibility of the contracting operator under these Regulations.
"contracting operator" means an aircraft operator who enters into a contract with a Part 142 operator for the Part 142 operator to conduct training or checking that is the responsibility of the aircraft operator under these Regulations.