Section 38 of the Immigration Act.
Section 38 : The house – master , the owner or the possessor of the residence , or the hotel manager where the alien , receiving permission to stay temporary in the Kingdom has stayed , must notify the competent official of the Immigration Office located in the same area with that hours , dwelling place or hotel, within 24 hours from the time of arrival of the alien concerned.
Section 4 defines the housemaster as;
“ House Master ” means any persons who is the chief possessor of a house , whether in the capacity of owner , tenant , or in any other capacity whatsoever , in accordance with the law on people act.