A core requirement is the Internal Fire Test , which was recently updated to use shredded newspaper instead of carbon paper to more accurately simulate real-world conditions.
It ensures that nonmetallic wastepaper containers have sufficient fire resistance to prevent a fire starting inside the container from igniting surrounding materials. ul 242 download pdf
UL standards are proprietary documents and typically require a purchase for the full technical PDF. A core requirement is the Internal Fire Test
The latest edition was published on November 30, 2018 . Notably, requirements from UL 242 have recently been merged into the broader UL 1315 standard for Safety Containers for Waste Paper . How to Access and Download the PDF The latest edition was published on November 30, 2018
You can view the basic scope and history of the standard for free on the UL Standards Catalog . Differences from UL 1315