The Annex to Directive 91/630/EEC is replaced by the text in the Annex to this Directive. The Annex lays down minimum standards to be applied in order to ensure pigs’ welfare. Such standards regard maximum noise and light levels in buildings where pigs are kept. The accommodation for pigs must be constructed in such a way as to allow the animals to: have access to a lying area physically and thermally comfortable as well as adequately drained and clean which allows all the animals to lie at the