Which agency needs to be notified regarding DWI testing when a subject is arrested in a different jurisdiction?

In situations where an individual is arrested for Driving While Intoxicated (DWI) in a different jurisdiction, the local police agency must be notified regarding the testing. Local police agencies have the immediate jurisdiction over the area where the arrest takes place. They are responsible for managing law enforcement activities, including the administration of field sobriety tests and processing DWI suspects.

When a suspect is arrested outside their home jurisdiction, the local police will handle the initial processing of the arrest, including evidence collection, which may involve taking the suspect for testing. This communication is crucial for ensuring that the proper legal procedures are followed, and that any subsequent actions adhere to local laws and regulations regarding DWI incidents.

In contrast, other agencies such as the county sheriff's department, state law enforcement agency, or highway patrol may have broader jurisdictional responsibilities. However, they are not primarily responsible for the immediate processing of an arrest that occurs within specific local territory. Their involvement might come later, depending on the case's nature or regional coordination efforts, but initial notification and local handling fall to the local police agency.