13. Is there a ban on donations from any other source?

Art?culo 7.- 'Dos. Los partidos no podr?n aceptar ninguna forma de financiaci?n por parte de Gobiernos y organismos, entidades o empresas p?blicas extranjeras o de empresas relacionadas directa o indirectamente con los mismos'. (Source: Organic Law 8/2007, on the funding of political parties, as modified by law 3/2015)

Third persons, foundations, associations and other entities receiving public funds and loans cannot funds political parties. Moreover, this limit extends to foreign governments and foreign companies that are linked with them, too.