"that Parliament is presumed not to have intended to alter the law applicable to past events and transactions in a manner which is unfair to those concerned in them, unless a contrary intention appears. It is not simply a question of classifying an enactment as retrospective or not retrospective. Rather it may well be a matter of degree - the greater the unfairness, the more it is to be expected that Parliament will make it clear if that is intended."
"The situation in Plewa where the House of Lords held that the presumption against retrospectivity should apply was one in which, in their Lordships view, recipients of benefit were from a practical point of view "being placed under a liability which did not previously exist by a change in the law". That is not the position of the first Respondent if retrospective effect is given to the 1995 Regulations. From3 March 1994 it was placed, as an emanation of the State, under a similar liability under European law by the decision in the EOC case and was from that date on notice as to that liability."
"taking effect from a date earlier than that of the making of the instrument containing the provision."
"What are the relevant hardships expected to be suffered by the parties if the amendment is or, as the case maybe, is not allowed? and "What would be the injustice to the parties respectively, again, if the amendment is or is not to be allowed?""
"Until such time as a Directive has been properly transposed, a defaulting member state may not rely on the individual's delay in initiating proceedings against it in order to protect rights conferred upon him by the provisions of the Directive and that a period laid down by national law within which proceedings must be initiated cannot begin to run before that time."