The repairman ratings have the following categories:
(1) Propeller category:
a) Class 1: Fixed-pitch propellers.
b) Class 2: Propellers other than those with fixed-pitch.
(2) Radio equipment category:
a) Class 1: Communications Equipment.
b) Class 2: Navigation Equipment.
c) Class 3: Radar Equipment.
(3) Instrument category:
a) Class 1: Mechanical Instrument.
b) Class 2: Electrical Instrument.
c) Class 3: Gyro Instrument.
d) Class 4: Electronic Instrument.
(4) Accessory category:
a) Class 1: Mechanical Accessory.
b) Class 2: Electrical Accessory.
c) Class 3: Electronic Accessory.
(5) Specialized maintenance category:
a) Non-Destructive Inspection, Testing and Process.
b) Emergency and Rescue Equipment.
c) Repair and fabrication of parts.
d) Others approved by the Authority.
(6) Powerplant category:
a) Piston engine.
b) Turbine engine.
Notwithstanding categories (1) thru (6), whenever the CAA finds it appropriate, a limited rating may be issued, and limit to a specific model aircraft, engine, or constituent part, or to any number of parts made by a particular manufacturer.

The applicant for repairman rating shall be at least 18 years of age and graduated from senior high school or with equivalent educational background and meet any of the following qualifications:
(1) Has been employed by a repair station and has had at least 18 months practical experience of the rating applied, and have obtained relevant certification documents proving such work experience. For the holder of a technician certificate, the practical maintenance experience requirement may be reduced by 6 months.
(2) Has been recommended for certification by the employer, possessed the maintenance knowledge of the components to be rated and can present a documentation to prove his/her experience in using related maintenance procedures, inspection methods, materials, tools and equipment; or can present a training document approved or accepted by the CAA.
(3) The recommended certification of the previous item is limited to the ratings issued by the CAA or within the authorized scope of Operations Specifications.

The applicant for repairman rating shall pass the academic test of Civil Aviation Act and related laws and regulations as well as human factor theory.
Practical test for applicant of repairman certificate shall be conducted in accordance with the " CAA REPAIRMAN RATING REPORT FORM".
The repair station shall prepare the appropriate shop space, equipment, tools, manuals and documents as required for certification process.

A certificated repairman of repair station may perform or supervise the maintenance, preventive maintenance, alteration and return to service of aircraft components in accordance with approved of the repair station. The repairman shall also be under the supervision and assessment of the repair station.
A certificated repairman may not perform or supervise duties under the repairman certificate unless the repairman understands the maintenance procedures of the repair station, civil air transport enterprise or general aviation and relevant technical manuals / specifications.

A certificated repairman may not substitute a licenced aircraft maintenance engineer to issue certificates of return to service of an aircraft.