The purpose of this paper is to determine the legal nature of coercive fines and to analyze some of the consequences deriving therefrom. To this end, it will be examined whether coercive fines are more similar to administrative sanctions or to mechanisms for the enforcement of administrative acts. Then, with regard to the legal consequences: the possibility of applying sanctions a n d c o e rc i v e f i n e s j o i n t l y ; t h e moment from which they should be counted; and finally, the main elements that make up the legal regime of coercive fines conceived as administrative sanctions will be analyzed. This analysis will be carried out taking as a hypothesis of study the provisions of Article 38 of the General Telecommunications Law.