It's the Law: Before Moving, Check for the Spongy Moth
USDA. Animal and Plant Health Inspection Service. Program Aid No. 2147.
It's the Law -- If you are moving from a spongy moth quarantine area to a non-quarantine area, you must inspect your outdoor household items for the spongy moth and remove all life stages of this destructive insect before you move.
See also: Spongy Moth