Article 15 3

(a)

during normal operations of pneumatic devices, compressors, atmospheric pressure storage tanks, sampling and measuring devices and dry gas seals, or other components designed to vent, provided that such equipment meets the standards or technical prescriptions established under Article 32 and is properly maintained to minimise methane losses;

(b)

to unload or clean-up liquid holdup in a well to atmospheric pressure;

(c)

during gauging or sampling a storage tank or other low-pressure vessel, provided that the tank or vessel meets the standards or technical prescriptions established under Article 32;

(d)

during transferring liquids from a storage tank or other low-pressure vessel to a transport vehicle provided that the tank or vessel meets the standards or technical prescriptions established under Article 32;

(e)

during repair, maintenance, test procedures and decommissioning, including blowing down and depressurising equipment to carry out repair and maintenance;

(f)

during a bradenhead test;

(g)

during a packer leakage test;

(h)

during a production test lasting less than 24 hours;

(i)

where methane does not meet the gathering pipeline specifications, provided that the operator analyses methane samples twice per week to determine whether the specifications have been achieved and routes the methane into a gathering pipeline as soon as the pipeline specifications are met;

(j)

during commissioning of pipelines, equipment or facilities, only for as long as necessary to purge introduced impurities from the pipeline or equipment;

(k)

during pigging, blow-down to repair, decommissioning or purging a pipeline for repair or maintenance, and only where the gas cannot be contained or redirected into an unaffected portion of the pipeline.