PHMSA published a document in the Federal Register on April 21, 2026, issuing an advisory bulletin on preventing excavation damage. This notice corrects references to the Common Ground Alliance (CGA) Best Practices.
Source
https://www.federalregister.gov/documents/2026/06/22/2026-12505/pipeline-safety-advisory-bulletin-on-preventing-excavation-damage-during-national-safe-digging-monthCanonical document at the regulator. Always cite this URL — not the Vantage detail page — in compliance evidence.