His lawyer briefly appeared before Magistrate Cosmos Bidar giving an indication that he will be presenting submissions on November 18.
Also on that day, Police Prosecution will also be given the opportunity to respond to the submissions.
Police investigations against Parker have been completed and both he and his co-accused Akai Andekumo also from Jiwaka have been served their handout brief files.
Parker is facing allegations of willfully murdering his chief aircraft engineer, Lapan Nason, at his home at Gorobe, Badili on June 8.
He has since been detained at Bomana along with his co-accused Akai Andekumo.
Parker will be expected in court on November 18.