Dumpster diving is technically legal in all 50 states. In 1988, there was a Supreme Court case (the State of California vs. Greenwood) that ruled searching trash is legal as long as it does not conflict with any city, county, or state ordinances.2019-10-28
What happens if you get caught dumpster diving?
For instance, police would still need a warrant to search the trash cans inside your house. ... In this case, the person could be ticketed or arrested by police if they're caught rummaging through a dumpster that is on private property, against the side of a building, or in an area marked with a “no trespassing” sign.2017-05-31
Why are you not allowed to dumpster dive?
Dumpster diving could be considered unlawful behavior if the container is on private property or if the dumpsters or surrounding area is clearly marked private. If divers don't heed any trespassing signs or private property markings, they could be questioned, ticketed, or even arrested by the police.2018-05-22