A system operator of a storage system must keep, for 10 years after they came into existence, the following records, results and documents in relation to the storage system:(a) loss-monitoring records under regulation 11 or 12 ;(b) records of interstitial monitoring carried out under regulation 13 ;(c) results of scrutiny carried out under regulation 20(2) ;(d) documents setting out record-keeping procedures and details of loss-prevention measures undertaken in respect of the storage system (including maintenance schedules and testing details);(e) records of any training in relation to protecting the environment that has been given to persons when employed or engaged for purposes related to the parcel of land on which the storage system is situated.Penalty: Fine not exceeding 50 penalty units.