49 CFR § 195.577 - What must I do to alleviate interference currents?

---
identifier: "/us/cfr/t49/s195.577"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 195.577 - What must I do to alleviate interference currents?"
title_number: 49
title_name: "Transportation"
section_number: "195.577"
section_name: "What must I do to alleviate interference currents?"
chapter_name: "PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "D"
subchapter_name: "PIPELINE SAFETY"
part_number: "195"
part_name: "TRANSPORTATION OF HAZARDOUS LIQUIDS BY PIPELINE"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 185(w)(3), 49 U.S.C. 5103, 60101  and 49 CFR 1.97."
regulatory_source: "Amdt. 195-22, 46 FR 38360, July 27, 1981, unless otherwise noted."
cfr_part: "195"
---


# 195.577 What must I do to alleviate interference currents?

(a) For pipelines exposed to stray currents, you must have a program to identify, test for, and minimize the detrimental effects of such currents.

(b) You must design and install each impressed current or galvanic anode system to minimize any adverse effects on existing adjacent metallic structures.