(a) All summons and other process in any civil cause pending in any district court shall be served in accordance with rules promulgated by the Supreme Court.
(b) Where an arrest for a violation of state law committed within the township wherein the court sits is made upon a warrant filed by the prosecuting attorney or his or her deputy, such warrant to arrest shall be directed to the constable of the township or the sheriff of the county wherein the court sits. Where a warrant for arrest is issued for a violation of state law committed outside the township wherein the court sits but in a county subject to this subchapter, upon an information filed by the prosecuting attorney or his or her deputy, the warrant of arrest shall be directed to the sheriff of the county, and all other process in the proceeding shall be directed to the sheriff. However, any sheriff or constable of any township in a county subject to this subchapter may arrest an offender for a violation of any state law committed anywhere in the county and may bring the offender before the district court for trial, and that officer shall serve all process in the cause.
(c) The chief of police and his or her assistants shall serve all process for violations of city ordinances of the city wherein the district court sits and shall serve all criminal process for violations of state laws inside the city limits of a city subject to this subchapter, where the arrest is made by a police officer of the city or the information is filed by the city attorney of the city.