His decision to change the board's composition was rejected, however, in a citywide referendum that put the board back into the Police Department's hands.
The proposal is based on a 1985 citywide referendum to increase the size of the police force with higher taxes.
Two previous challenges to the law - a 1993 court challenge by the Council and a 1996 citywide referendum - have failed.
In 1962, a citywide referendum was defeated after intense campaigning by the real estate industry.
They said the control of food supplies would eventually be put to a citywide referendum.
The rule was imposed after voters approved the change in a citywide referendum.
But opponents, informally backed by the police union, forced a citywide referendum.
In 2002, the election system for city officials was overhauled as a result of a citywide referendum.
In a citywide referendum, voters decided to rebuild the old stadium for $25 million.
He first must collect 10,000 signatures and then win a citywide referendum before being allowed to run in 2002.