{"data":{"id":"us/46-cfr-113.20-3","jurisdiction":"us","citation":"46 CFR 113.20-3","heading":"-3 Connection boxes.","body":"Each connection box and each switch enclosure in an automatic sprinkler system must be constructed in accordance with Type 4 or 4X of NEMA 250 or IP 56 of IEC 60529:2013 (both incorporated by reference; see 46 CFR 110.10-1) requirements.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER J—ELECTRICAL ENGINEERING","PART 113—COMMUNICATION AND ALARM SYSTEMS AND EQUIPMENT","Subpart 113.20—Automatic Sprinkler Systems"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"2c85e5f8383c923a44a009fc146a27b46d672172b14addc3365cb8adc48dd2b0","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-113.20-1","next":"us/46-cfr-113.25-1"},"notice":"GroundRules: Original legal text. Not legal advice."}