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    PHMSA Home
    Home  »  Pipeline Safety Community  »  Regulations  »  Rulemaking  »  Rulemaking Archives

    PS-56A

    Transportation of liquids by pipeline; Addition of water to pipelines transporting Anhydrous Ammonia

    Publish Date Status Effective Date
    		 Federal Register Citation
    Apr 6, 1981 Final Rule Apr 6, 1981   46 FR 20556 (46 FR 20556)
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