On Wednesday morning police in north Hamburg raided district offices and the premises of an events company, due to 100 free tickets for a Rolling Stones gig.
The Rolling Stones have said that their tour will still come to Germany this summer, despite cancelling the Australian leg following the death of L'Wren Scott, frontman Mick Jagger's partner.
Rolling Stones obsessive Ulli Schröder unveiled his immense memorabilia collection to the public on Sunday, with the opening of his own museum dedicated to the band.