(b) referred to in paragraph (7)(b) t
hat is expressed in whole cubic metres or in cubic metres to one, two or three decimal places, is to be rounded, as the case may be, to the nearest whole
cubic metre or the nearest one-tenth, one-hundredth, or one-thousandth of a
cubic metre and, if the volume is equidistant between two whole
cubic metres or two one-tenths, one-hundredths or one-thousandths of a
cubic met ...[+++]re, to the higher of them; and