API RP 2201 (R2020)
API Recommended Practice 2201, Safe Hot Tapping Practices in the Petroleum & Petrochemical Industries, Fifth Edition
STANDARD by American Petroleum Institute, 07/01/2003
This publication provides information to assist in safely conducting hot tapping operations on equipment in service in the petroleum and petrochemical industries. No document can address all situations nor answer all potential questions. However, the understanding of potential hazards, and application of this knowledge, can help reduce the probability and severity of incidents.