The situation is different in the case of referendums, since it is legitimate for the different organs of government to convey their viewpoint in the debate for or against the text put to the vote. They must not abuse their position, however. In any event, the use of public funds by public authorities for campaigning purposes must be prohibited in order to guarantee equality of opportunity and the freedom of voters to form an opinion. In addition, the public authorities at every level (national, regional or local), must not engage in excessive, one-sided campaigning, but show objectivity. Clearly, this does not mean they will not take a stand, but they must provide all the necessary information in order to enable voters to arrive at an informed opinion. Voters must be able to acquaint themselves, sufficiently in advance, with both the text put to the vote and, above all, a detailed explanation (point I.3.1.d):