Who may file a complaint?

Ley Orgánica 5/1985, de 19 de junio, del RégimenElectoral General.

In effect since 21/06/1985 (last update in force since 08/09/2011)

http://www.infoelectoral.mir.es/Normativa/loreg_2011.htm

Artículo ciento diez

Est?n legitimados parainterponer el recurso contencioso electoral o para oponerse a los que seinterpongan:

a) Los candidatos proclamadoso no proclamados.

b) Los representantes de lascandidaturas concurrentes en la circunscripci?n.

c) Los partidos políticos,asociaciones, federaciones y coaliciones que hayan presentado candidaturas enla circunscripci?n.

Article 110

The following are legitimizedto lodge an electoral appeal or to oppose those who had lodged such appeal:

a) Candidates proclaimed ornot proclaimed.

b) Representatives of thecompeting candidatures in the constituency.

c) The politicalparties, associations, federations and coalitions who had nominatedcandidatures in the constituency.