No!
Or else the employer should give the one month in-lieu salary.
This is lab law but do not confused with imm law.
Just send a letter to inform imm dept about the missing of the maid. The purpose of this infomating letter is declaring that anything happened to her in this period, this is non of the business of the employers.
Remember never say you break her contract or dismiss her at this moment. Just behave as a good employer, you are worry and still keep on looking for her so as to make sure she is safe.