# Public Utilities (GPU)

## Title 11. Liquefied Gas Facilities and Hazardous Liquid Pipelines

### Subtitle 2. Hazardous Liquid Pipelines

#### Section 11-201

(a) In this subtitle the following words have the meanings indicated.

(b)

  (1) "Hazardous liquid" means:

    (i) any petroleum or petroleum product;

    (ii) any anhydrous ammonia;

    (iii) any carbon dioxide; or

    (iv) any substance or material that:

      (1) is in a liquid state when transported by a pipeline facility; and

      (2) may pose an unreasonable risk to life or property when transported by a pipeline facility, as determined by the United States Secretary of Transportation.

  (2) "Hazardous liquid" does not include liquefied natural gas.

(c) "Interstate pipeline" means a pipeline, or part of a pipeline, regulated under 49 U.S.C. Chapter 601 that is used in the transportation of hazardous liquids or carbon dioxide in interstate or foreign commerce.

(d) "Intrastate pipeline" means a pipeline, or part of a pipeline, regulated under 49 U.S.C. Chapter 601 that:

  (1) is used in the transportation of hazardous liquids or carbon dioxide; and

  (2) is not an interstate pipeline.

(e) "Pipeline facility" means new and existing pipe, rights-of-way, and any equipment, facility, or building used in the transportation of hazardous liquids or carbon dioxide.

(f) "Pipeline operator" means a person who owns or operates a pipeline facility.

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Md. Code Ann., Pub. Util. (as displayed at mgaleg.maryland.gov, October 16, 2026)