Patrick Hutch Junior has been charged with the possession of three AK47s at the Regency Hotel in Dublin.
The 24-year-old from Champions Avenue in Dublin 1 appeared before Cloverhill District Court this morning
The court heard he was charged at the courthouse this morning with the possession of three AK47s at the Regency Hotel on February 5, 2016.
He is accused of having them in his possession for an unlawful purpose and with the intent to endanger life.
Mr Hutch has already been charged with the murder of David Byrne at the hotel.
He was remanded in custody and is due back in court next week.