(a) Scope. This section applies to each hazardous liquid pipeline transporting liquid in single phase (without gas in the liquid). (b) OnGeneral. such(1) systemsFor each pipeline constructed prior to October 1, 2019. Each pipeline must have a system for detecting leaks that complies with the requirements in § 195.444 by October 1, 2024. (2) For each pipeline constructed on or after October 1, 2019. Each pipeline must have a system for detecting leaks that complies with the requirements in § 195.444 by October 1, 2020. (c) CPM leak detection systems. A new computational pipeline monitoring (CPM) leak detection system andor each replaced component of an existing CPM system must complybe designed in accordance with the requirements in section 4.2 of API RP 1130 in(incorporated itsby designreference, andsee with§ 195.3) and any other applicable design criteria addressed in APIthat 1130standard. (d) forException. componentsThe requirements of theparagraph CPM(b) leakof detectionthis systemsection do not apply to offshore gathering or regulated rural gathering lines. [Amdt. 195-62102, 6384 FR 3637652295, JulyOct. 61, 19982019]