The plea deal for voluntary manslaughter was rejected by a judge Friday.
The activists have five demands, which call for transparency and a new department administration, among other things.
County Executive Angela Alsobrooks announced the changes at a Friday press conference.
Preliminarily, police do not believe that this is a random shooting.
Gatherings are now restricted to 50 people maximum.
The council discussed sending letters to the county officials requesting they reevaluate their policies.
Officers found a woman lying unresponsive on a bed Sunday morning.
The task force will review the department’s operations, including hiring, training and use of force policies.
The announcement comes one day after former chief Hank Stawinski resigned.