Requirements in relation to oil storage containers4.
A person who has custody or control of oil must ensure that the oil is stored in a container which—
(a)
is of sufficient strength and structural integrity to ensure that it is unlikely to burst or leak in ordinary use;
(b)
has been installed without adversely affecting that strength and structural integrity; and
(c)
is situated within a secondary containment system in relation to which the requirements of regulation 5 are satisfied.