OFICINA TECNICA PARA LA PROTECCION DE LA CALIDAD DEL CIELO – THE SKY LAW Ministry for the Parliament and the Government Secretariat 8705 Royal Decree 243/1992, 13 March, by which the regulations of Act 31/1988, 31 October, regarding the protection of the astronomical qualities of the observatories of the Astrophysics Institute of the Canary Islands are deemed passed. Documento versione Web