Police witness Mr X will be allowed to testify in camera by video link but his name and photo must be disclosed to the evidence leaders and parties.
Marikana commission chairperson Ian Farlam says his decision on allowing Mr X to testify in camera will be made public on Tuesday.
Senior cop Salmon Vermaak has outlined internal problems that contributed to the Marikana killings during his testimony at at the Farlam commission.
Serious doubts have been raised about the legitimacy of the police submission to the Marikana inquiry for the testimony of Mr X to be held in camera.
The laywer says the SAPS must show that Mr X's life is in danger, otherwise he has a duty to inform his clients of the man's identity.
The Farlam commission has held the first of three public seminars to investigate the underlying causes of the August 16 2012 massacre.
North West air wing chief Salmon Vermaak has broken ranks to give his 'true' version of the Marikana events.
This has become the standard method for authorities trying to avoid taking responsibility for wrongdoing, such as killing 34 miners at Marikana.
An SAPS witness, identified as Mr X, is a murderer, liar and habitual criminal, the Farlam commission of inquiry has heard.
The police have submitted an application for a witness dubbed Mr X to testify in-camera at the Farlam commission of inquiry.
We wrap up weekly findings from two of SA's most important commissions of inquiry - the Farlam Marikana probe, and the Seriti arms deal inquiry.
While most eyes were glued on the pscar Pistorius trial, the Seriti arms deal and Marikana commissions continued their work.
A top cop has told the Farlam commission of inquiry that officers were "moving to kill" the prospect of Julius Malema addressing striking mineworkers.
The Farlam commission has heard that the operational police commander during the Marikana shootings should be charged with murder.
Dali Mpofu has told the Farlam commission that police should have foreseen that strikers would retaliate to it using barbed wire to control crowds.
Dali Mpofu, representing wounded and arrested Marikana miners, says the protesters' view was obscured by the Nyalas before cops shot at them.
George Bizos has accused the the police's operational commander at the Marikana intervention of being "willfully blind" when protesters were shot.
The Farlam commission, which is investigating the deaths of 44 people during labour-related unrest at Marikana, is set to resume its public hearings.
Striking Marikana mineworkers had performed muti rituals and believed they were unassailable before the massacre, heard the Farlam commission.
The police monitoring body has not given prosecutors any dockets relating to alleged assaults on miners.