But prosecutors angrily responded that the Kimeses should not be given bail because they would flee the country.
The judge is expected to rule in the next few weeks after prosecutors respond to the motion.
The prosecutor responded in his own summation by saying that the defendant "could have taken the stand and explained it to you."
The prosecutor, William F. Neely, did not respond to a message left for him.
The United States has also helped set up 11 satellite offices around Colombia so prosecutors can respond more effectively to war crimes cases.
The judge is not expected to rule on the motion until later next month, after prosecutors respond to the defense motion.
But the prosecutors responded that while they had proposed an immunity arrangement, an agreement was never reached.
The prosecutor responded that he had not removed the potential jurors for their ethnicity but for their ability to speak Spanish.
The crisis began building a decade ago, when prosecutors responded to the growth in high-profile crime by youth by pushing for trials for more children.
Some Catholic legal scholars say the prosecutors are merely responding to public pressure for action.