2.Where the information included in the technical documentation for a particular household dishwasher model has been obtained by any of the following methods, or both:U.K.
from a model that has the same technical characteristics relevant for the technical information to be provided but is produced by a different supplier;
by calculation on the basis of design or extrapolation from another model of the same or a different supplier,
the technical documentation shall include the details of such calculation, the assessment undertaken by suppliers to verify the accuracy of the calculation and, where appropriate, the declaration of identity between the models of different suppliers.