popay
Yes, an improvement on CAP371 where exceedances often depend on which CAA team turn up!. Your Nav department should be able to offer average time surely based on historical data. These all singing systems they use can churn that sort of info out!
Incidentally Swedish, it would be expected that the Inter Airline audits would pick up this issue before the CAA did. A record of all discretion reports and trends should feature on someones tasks