(KNZA)--Tuesday is primary election day in Kansas.  

Statewide, voters will decide whether to amend the Kansas Constitution to allow the Legislature to further restrict or ban abortion.

 Doniphan County voters will decide whether a one percent retailers sales tax should be imposed to fund a countywide ambulance service.  

Hiawatha voters will narrow the field of candidates vying for the position of mayor from four to two.  Seeking the position are two current city commissioners, Becky Shamburg and Brian Shefferd, along with Ronnie Calhoon and Randy Thaxton. The top two vote getters will advance to the November general election ballot.  

Current Mayor Bill Collins is running for 1st District Brown County Commissioner on the Democratic ticket. Collins will face the winner of the Republican primary race between incumbent Richard Lehmkuhl and Kenneth A. Pyle in the general election.  

There are also contested Republican primary races for 1st district county commissioner  in Doniphan, Jefferson, and Marshall Counties.  

In Doniphan County, incumbent Timothy Collins is being challenged by Bryan Ptomey.  

In Jefferson County, Ken Newell and Doug Walbridge are vying for the Republican nomination to replace current 1st District County Commissioner Lynn Luck, who didn't seek re-election.  

In Marshall County, incumbent Barbara Kickhaefer is being challenged by Jon Ungerer.  

There are also be primary races for statewide offices and the U.S. Senate seat held by Jerry Moran.  

The polls will be open Tuesday from 7 am to 7 pm.