# Safety of Hazardous Liquid Pipelines Final Rule FAQs

- **operation:** document
- **citation:** PHMSA Hazardous Liquid Final Rule FAQs (2020)
- **title:** Safety of Hazardous Liquid Pipelines Final Rule FAQs
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2020-11-30
- **effective on:** 2020-11-30
- **summary:** Posted for Public Awareness by the Pipeline and Hazardous Materials Safety Administration Office of Pipeline Safety Title: Frequently Asked Questions for the Final Rule titled, “Pipeline Safety: Safety of Hazardous Liquid Pipelines,” published on October 1, 2019 Date: 11/30/2020 Summary: This guidance is issued for owners and operators of hazardous liquid pipelines subject to the pipeline safety standards in 49 CFR P
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- **app url:** https://regulus.evalyn.ai/document/phmsa-hazardous-liquid-final-rule-faqs
- **source url:** https://www.phmsa.dot.gov/regulatory-compliance/phmsa-guidance/frequently-asked-questions-faqs-pipeline-safety-safety
**body:**

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Posted for Public Awareness by the
Pipeline and Hazardous Materials Safety Administration
Office of Pipeline Safety
Title: Frequently Asked Questions for the Final Rule titled, “Pipeline Safety:
Safety of Hazardous Liquid Pipelines,” published on October 1, 2019
Date: 11/30/2020
Summary:
This guidance is issued for owners and operators of hazardous liquid pipelines subject to the pipeline
safety standards in 49 CFR Part 195. Those rules were amended on October 1, 2019, by the Final Rule
entitled “Pipeline Safety: Safety of Hazardous Liquid Pipelines” (84 FR 52260). The guidance is not
intended to replace or revise any previously issued guidance.
These FAQs are guidance provided to help the regulated community understand how to comply with
regulations, but they are not substantive rules themselves and do not create legally enforceable rights,
assign duties, or impose new obligations not otherwise contained in the existing regulations and
standards. However, an operator who is able to demonstrate compliance with the FAQs is likely to be
able to demonstrate compliance with the relevant regulations. If a different course of action is taken by a
pipeline operator, the operator must be able to demonstrate that its conduct is in accordance with the
regulations.
FAQ-1.0 What is the effective date for the new § 195.65 safety data sheets section?
The requirement to provide safety data sheets following an accident where there is spilled hazardous
liquid is a self-executing provision of the PIPES Act of 2016, Pub. L. No. 114-183, § 14. Accordingly,
this requirement was effective on June 22, 2016, the date that the PIPES Act of 2016 was signed into law.
PHMSA amended the Pipeline Safety Regulations (PSR) by codifying the statutory language of this
provisions.
FAQ-1.1 How can I provide a copy of the safety data sheets per § 195.65?
The operator must provide a copy of the safety data sheets to the Federal On-Scene Coordinator and
appropriate emergency responders. The safety data sheets that are required are those that represent the
material that was spilled. Having all of an operator’s safety data sheets available on a website and
referring the on-scene coordinator and emergency responders to that site is not an acceptable means of
providing the safety data sheets. Federal On-Scene Coordinators may, at their discretion, allow the
operator to provide an electronic copy of the appropriate safety data sheets. If the on-scene coordinator
and emergency responders are not onsite with 6 hours of the notice, then the operator will not be in
violation of the regulations for not providing the safety data sheets within the specified timeframe, but the
operator must provide the safety data sheets when the on-scene coordinator and responders arrive onsite.
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FAQ-2. Must I perform inspections and assessments required by these new regulations on “idled”
pipelines?
Yes. As PHMSA explained in the Final Rule (85 FR 52260, 52282), Part 195 has no current operational
designation for an ‘‘idle’’ pipeline, a term operators frequently use to refer to a pipeline that is not being
actively used. Unless they are permanently abandoned in accordance with applicable procedures,
pipelines that are temporarily not in use must meet all the requirements of the Federal pipeline safety
regulations. Because operators can restart ‘‘idle’’ pipelines and transport product later, it is important that
operators maintain these lines to the same level of safety and standards as an active, in-service pipeline.
Accordingly, PHMSA expects operators of ‘‘idle’’ pipelines to perform assessments and adhere to all the
applicable regulations based on the line’s location.
Assessments in Non-HCAs
FAQ-3. Can I proceed with using other technology without receiving a response from PHMSA
when performing an assessment under § 195.416(d)?
No, pursuant to § 195.416(d)(3), an operator must receive a notice of “no objection” from PHMSA prior
to implementing the “other technology” option under § 195.416(d).
FAQ-4. Is “discovery” of a condition for non-HCAs (§ 195.416(f)) the same as for “could affect”
HCAs (§ 195.452(h)(2))?
Yes, operators of both HCA lines and non-HCA lines will have equal requirements for the ‘‘discovery’’
of conditions, which occurs when an operator has adequate information about a condition to determine
that it presents a potential threat to the integrity of the pipeline. Under both regulations, an operator must
promptly, but no later than 180 days after an integrity assessment, obtain sufficient information about a
condition to make that determination, unless the operator can demonstrate that the 180-day period is
impracticable.
FAQ-5. Must I use the same procedures for conducting assessments and making repairs on
anomalies discovered by assessments performed under the new regulation § 195.416 as I use for §
195.452?
No. When performing activities under § 195.416, an operator is not required to use the same procedures
and repair criteria as they use for anomalies discovered on sections of pipe that could affect an HCA
under § 195.452. An operator may opt to utilize the same criteria but is not required to do so. Any
anomaly discovered following an assessment performed under § 195.416 must be repaired pursuant to the
repair criteria developed for compliance with § 195.401(b)(1). Operators must comply with the other
provisions in Part 195 in implementing the requirements in § 195.416. That includes having appropriate
provisions for performing periodic assessments and any resulting repairs in an operator’s procedural
manual (see § 195.402); adhering to the recordkeeping provisions for inspections, tests, and repairs (see §
195.404); and taking appropriate remedial action under § 195.401(b)(1).
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FAQ-6. For purposes of § 195.416(b), how often must assessments be performed for piggable, non-
gathering, onshore line pipe not subject to IM requirements of § 195.452?
Section 195.416(b) requires assessments to occur once every 10 calendar years from the year of the
previous assessment or a shorter interval where necessary to ensure public safety or the protection of the
environment. For example, an operator completing an assessment in calendar year 2021 must complete
the next assessment no later than calendar year 2031.
Leak Detection
FAQ-7. Do I need to have a computational pipeline monitoring (CPM) leak detection system over
all of my pipelines?
No. While all operators must have an effective system for detecting leaks as set forth in § 195.444,
operators have the option to install a CPM leak detection system to comply with that requirement.
PHMSA amended § 195.444 to require a means for detecting leaks on all portions of a hazardous liquid
pipeline system, including non-HCA lines, and to require that operators perform an evaluation to
determine what kinds of systems must be installed to adequately protect the public, property, and the
environment. The factors that must be considered during that evaluation include (but are not limited to)
the characteristics and leak history of the pipeline, the capabilities of available leak detection systems, and
the location of emergency response personnel. However, where an operator selects the use of a CPM leak
detection system, the system must comply with API RP 1130.
FAQ 7.1 Is patrolling alone a sufficient leak detection system per § 195.444?
No, patrolling alone is generally not sufficient to meet the regulatory requirement to have an effective
system for detecting leaks on a pipeline system. Patrolling can only detect leaks while the patrol is
ongoing, for the specific area that is being patrolled, and, notably, patrolling is only capable of detecting
leaks that have observable signs on the surface of the ground. Patrolling can be used as part of an overall
system to detect leaks, but it would not satisfy the requirements in § 195.444 by itself.
Integrity Management
FAQ-8. Do I necessarily have to redo my segment analysis under § 195.452(j)(2)?
No. The change to § 195.452(j)(2) requires operators to verify their pipeline segment identification
annually. As PHMSA explained in the Final Rule (85 FR 52260, 52272), however, the change that
PHMSA adopted does not automatically require operators to re-perform their segment analyses. Rather, it
requires an operator to first identify the factors considered in their original analyses, determine whether
those factors have changed, and consider whether any change would likely affect the results of the
original segment identification. If so, the operator is required to perform a new segment analysis to
validate or change the endpoints of the segments affected by the change.
FAQ-9. If the endpoints of covered segments are revised during the annual verification of covered
segments required by § 195.452(j)(2), does that mean a baseline assessment is now required for pipe
previously not identified as covered by IM?
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No. Baseline assessments are required for new or conversion-to-service pipelines, or within five years of
identifying areas around a pipeline that have changed and meet the definition of an HCA under § 195.450
(see § 195.452(d)(1) and (d)(2)). When an operator reviews the factors used in the original segment
identification and makes changes in the covered segment endpoints based on the new verification
requirements of § 195.452(j)(2), this does not mean that a new HCA has been identified around the
pipeline requiring baseline assessment within five years pursuant to the updated § 195.452(c)
requirements for baseline assessment plans.
Underwater Assessments
FAQ-10. What is the effective date for the new § 195.454 Underwater Assessment section?
The requirement to assess certain underwater hazardous liquid pipelines is a self-executing provision of
the PIPES Act of 2016, § 25. Accordingly, this requirement was effective on June 22, 2016, the date that
the PIPES Act of 2016 was signed into law. PHMSA amended the PSR by codifying the statutory
language of this provisions.
FAQ 10.1. If my onshore pipeline meets the requirement of § 195.454 do I need to assess the entire
pipeline?
No, § 195.454 would require you to assess the portions of the pipeline that meet the criteria in the
regulation. The pipeline portion that is in the HCA, is onshore, and is located at a depth greater than 150
feet under the surface of the water must be assessed. Most operators do not have an in-line inspection
tool launcher near water crossings, so it is likely you will be assessing more than is required by § 195.454.
The operator does have the option to establish temporary launchers and receivers. The other assessment
methods that you may have determined can further the understanding of the pipeline (e.g., route surveys,
pressure tests, external direct assessment) similarly do not need to be conducted over the entire pipeline.
Extreme Weather and Natural Disasters
FAQ-11. Is the operator required to inspect its facilities under § 195.414 following a heavy rain?
No. As PHMSA explained in the Final Rule (85 FR 52260, 52269), extreme weather events do not
include rain events that do not exceed the high-water banks of the rivers, streams or beaches in proximity
to the pipeline; rain events that do not result in a landslide in the area of the pipeline; storms that do not
produce winds at tropical storm or hurricane level velocities; or earthquakes that do not cause soil
movement in the area of the pipeline.
FAQ-12. Is the operator required to perform inspections under § 195.414 following every extreme
weather event or natural disaster?
No. Under this requirement, an operator must inspect all potentially affected pipeline facilities following
an extreme weather event or natural disaster, such as a hurricane, flood, landslide, earthquake, that “has
the likelihood to damage infrastructure by the scouring or movement of the soil surrounding the pipeline.”
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An operator must inspect potentially affected pipelines to detect conditions that could adversely affect the
safe operation of the pipeline. The regulation also states the operator must consider the nature of the event
and the physical characteristics, operating conditions, location, and prior history of the affected pipeline in
determining whether the event necessitates an inspection as well as the appropriate method for performing
the inspection. If the event creates a likelihood that there is damage to pipeline infrastructure, the operator
must commence an inspection within 72 hours after the cessation of the event or when the operator has
determined that it is safe to access the area.
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