Not as a group but individually they can.
Check this out:
Colorado’s elected sheriffs don’t have the standing to sue the state of Colorado to overturn controversial new gun control laws, a federal judge ruled on Wednesday.
Most of the state’s 64 sheriffs spearheaded a lawsuit to overturn laws that went into effect July 1 limiting the size of ammunition magazines and requiring universal background checks, saying they violate the Second Amendment and that they are unenforceable.
But U.S. District Judge Marcia Krieger in Denver said the sheriffs couldn’t sue the state as a group because they are elected officials.