(1)  A pipeline licensee for a pipeline for which a pipeline management plan is in force must submit to the Minister a proposed revision of the plan (whether or not a proposal has been submitted under regulation 29 or 30 ) –

(a) at the end of the 5 years starting on the day the pipeline management plan is first accepted under regulation 21 by the Minister; and

(b) at the end of each 5 years starting on the day of the most recent acceptance, by the Minister, of a revision submitted under this regulation.

(2)  A revision submitted under this regulation is to include –

(a) information about measures for ensuring the ongoing integrity of the pipeline; and

(b) details of the maximum allowable operating pressure for the pipeline.