Regulation 18 The strength of the beer
Save as the Commissioners otherwise allow, the strength of the beer shall be deemed to be the greater of—
(a)
the strength determined by the method described in Schedule 4 to these Regulations;
(b)
the strength ascertained by reference to information on the label of the container of the beer;
(c)
the strength ascertained by reference to information on any invoice, delivery note or similar document issued in relation to the beer; and
(d)
the strength which any cask or bottle conditioned beer or any other unfinished beer is reasonably expected to have when sold by way of retail or otherwise supplied for consumption.