Dhu was jailed on a warrant of commitment for $3,622 in unpaid fines and died 45 hours after being put into the lockup.
Dhu was arrested in Port Hedland, 1,500km north of Perth on a warrant of commitment for $3,622 in unpaid fines on 2 August, 2014.
She was picked up on a warrant of commitment for $3,622 in unpaid fines, for which she would have to spend four days in custody.
The document encourages bureau field offices to "close PIs [preliminary investigations] that, based on the Baseline Collection and intelligence developed, do not warrant the commitment of further investigative resources".
While they sought to have the court order overturned a magistrate issued a warrant of commitment to her husband, which meant Tanya and her parents were jailed without charge.
"It seems to me that the intent must be at large that if there was no warrant of commitment and he was released on conditions, he would evade deportation on 23 September".
Dhu was arrested about 5pm on 2 August 2014, on a warrant of commitment for $3,622 in unpaid fines, accrued for a number of minor offences, including assaulting a police officer, the year before.
He told coroner Ros Fogliani that at the time of Dhu's arrest, police had no option but to arrest someone on a warrant of commitment for unpaid court fines, like the one issued on Dhu.
Bell said he was unable to say how many people Aboriginal people had been picked up and held in police cells on a warrant of commitment because the police computer system did not differentiate between types of warrants and allow those statistics to be pulled.
In an interview yesterday, Tony Coles, the mayor's senior adviser, said the city-state plan for the island announced in January was detailed enough to warrant a commitment from the White House, and the letter to Mr. Moynihan "talks all around the promise that was made by the president".
