People who have a berlinpass can buy tickets for 3 euros at the box office in numerous Berlin theatres and concert halls if the performances are not sold out. The individual theatres have different regulations regarding on which days and for which performances 3 euro tickets are offered. All information is available on the websites or at the theatre box offices. People who receive Hartz IV, social assistance, basic security or benefits under the Asylum Seekers' Benefits Act are eligible for the Berlinpass. You can obtain the berlinpass free of charge from the citizens' office of the district authorities.