Although he is not covered by the Employment Act, but if you owe him money i.e. not paying his salary for the number of days you ask him to leave earlier, he still can make a claim against you under Section 69B of the Employment Act as long as his salary does not exceed RM5000.
"...69B. Additional powers of Director-General to inquire into complaints.
(1) Notwithstanding the provision of this Act, the powers of the Director-General under section 69(1)(a) shall extend to employees whose wages per month exceed 1,500.00 ringgit but does not exceed 5000.00 ringgit.