Member States shall take all the necessary measures to ensure that the operators of conditional access services , irrespective of the means of transmission , who produce and market access services to digital television services : - offer to all broadcasters , on a fair , reasonable and non - discriminatory basis , technical services enabling the broadcasters ' digitally - transmitted services to be received by viewers authorized by means of decoders administered by the service operators , and comply with Community competition law , in particular if a dominant position appears , - .