Headquarters 18135 N. Park Plaza, Maricopa, AZ 85138. Disclosure of public records relating to an investigation was appropriate where documents in the possession of police department were all over 20 years old,.The FORM must be filled out completely. Any forms received after 14 days or that do not contain the required information may not be answered. Ninety percent of domestic violence cases are misdemeanors. "Probable cause" is the standard required for a law enforcement officer to make an arrest as it relates to DUI or other criminal charges. Police and prosecutors in Maricopa County will follow updated procedures for investigating incidents of domestic violence and holding offenders accountable. The Maricopa County Sheriff's Office (MCSO) is a law enforcement agency in Maricopa County, Arizona that was involved in a number of controversies. "Law Enforcement Agency" (LEA", to perform certain immigration enforcement functions as specified herein. It has to be the community working together in concert with the law enforcement officers out there, so we can accomplish the same goal together.