{"data":{"id":"us/16-cfr-1507.4","jurisdiction":"us","citation":"16 CFR 1507.4","heading":"Bases.","body":"The base or bottom of fireworks devices that are operated in a standing upright position shall have the minimum horizontal dimensions or the diameter of the base equal to at least one-third of the height of the device including any base or cap affixed thereto.","path":["Title 16—Commercial Practices","CHAPTER II—CONSUMER PRODUCT SAFETY COMMISSION","SUBCHAPTER C—FEDERAL HAZARDOUS SUBSTANCES ACT REGULATIONS","PART 1507—FIREWORKS DEVICES"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-16.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:29Z","sha256":"9ec2810fb3aae99c1c343d94eff93c11e7d3f958310568bacd5a8a2e8955ff13","source_id":"us-cfr","stale":true,"prev":"us/16-cfr-1507.3","next":"us/16-cfr-1507.5"},"notice":"GroundRules: Original legal text. Not legal advice."}