Every owner, lessee or occupant of an occupied building wherever located, shall comply with the following:
(a) Whenever a building is infested or becomes infested with rodents, adequate measures shall be taken in good faith to endeavor to eradicate such rodents by poisoning, trapping, fumigation and other appropriate means.
(b) All occupied buildings and the property upon which the building is located shall be kept free from foodstuffs, garbage, forage and other material which may serve as food or as harborage for rodents.
(c) No rubbish, garbage, waste or filth of any kind shall be placed, left, dumped or permitted to accumulate or remain in any building or in the vicinity dumped or permitted to accumulate or remain in any building or in the vicinity thereof, including any area between the property line and the road in such a way as to afford a harborage or breeding place for rodents. All weeds and grass in the vicinity of any building, including any area between the property line and the road, shall be maintained so as to avoid harborage or breeding places for rodents. In rural areas, the duty imposed by this Subsection does not extend beyond the property line.
(d) Firewood, scrap and other loose materials stored on the premises or under buildings shall be piled in an orderly manner at least eighteen (18) inches off the ground so as not to afford a harborage for rodents.
SOURCE: GC § 9670.

COL120106
10 Guam Code Ann. HEALTH AND SAFETY
CH. 37 RODENT CONTROL