Section 180.1240 - Thymol; exemption from the requirement of a tolerance(a) An exemption from the requirement of a tolerance is established for thymol (5-methyl-2-isopropyl-1-phenol) in or on all food commodities when used in accordance with good agricultural practices.(b) An exemption from the requirement of a tolerance for residues of the thymol (as present in thyme oil) in or on food commodities when applied/used in/on public eating places, dairy processing equipment, and/or food processing equipment and utensils. 70 FR 37696 , June 30, 2005, as amended at 71 FR 2895 , Jan. 18, 2006; 74 FR 12617 , Mar. 25, 2009; 87 FR 54626 , Sept. 7, 2022