Thailand authorities are set to take up the case involving Gaurav Luthra and Saurabh Luthra, the co-owners of the Goa nightclub where 25 people were killed in a fire on December 6, with a Bangkok court likely to decide the next course of action, sources here said. The Luthras, co-owners of 'Birch by Romeo Lane' nightclub located in Arpora in North Goa, left for Phuket, Thailand, shortly after the fire incident. An Interpol Blue Corner Notice has been issued against them. The Luthra brothers were detained by Thai authorities in Phuket on December 11 following an intervention by the Indian mission, which is in close touch with the Thai government in the case. According to the sources in the Indian Embassy here, all relevant documents related to the two brothers have been transferred through official legal channels. Legal developments suggest the case is likely to be argued before a Bangkok court, they said. "The matter is expected to move forward once a local court in Bangkok begin