States should seek to eliminate the discriminatory effects of such legislation and in any case to respect the principle of proportionality in its application to persons belonging to the groups referred to in the last paragraph of the preamble.
各国应力争消除这类立法的歧视性效果，并在任何情况下尊重序言部分最后一段所提及群体的人在适用法律时的比例原则。