(a) permitted by this regulation (or required by regulation 18 in the case of eggs); and
(b) the reference to minimum measurement is marked in the same way as the required measurement marking.
(2) Pre-packed dressed poultry (other than poultry pieces) may be marked with a measurement in terms of minimum mass if—
(a) the mass stated is a whole number multiple of 100 g; and
(b) (except in the case of cooked poultry) the package is also marked, in characters not less than 10 mm in height, with a size number calculated by dividing the stated minimum mass by 100.
(3) Pre-packed preserved sausage may be marked with a measurement in terms of minimum mass.