Law Enforcement Services

Professional Standards
Lt Mark Matsushima
503-988-4557

Frequently Asked Questions

The Professional Standards Section consists of the Internal Affairs Unit and Inspections Unit.

The Internal Affairs Unit is dedicated to creating an environment which encourages the highest standards of integrity by assessing and appropriately addressing complaints and concerns received from the public and agency members.

Filing a Complaint:
Citizens wishing to file a complaint may do so in person, or by U.S. mail, at the Multnomah County Sheriff’s Office Administrative Headquarters located on the third floor of the Multnomah Building at 501 SE Hawthorne Boulevard, Portland, Oregon, 97214.
Complaints may also be received via telephone by phoning the Internal Affairs Unit at 503 988-4557, by fax to (503) 988-4324,
or you may fill out the following form

Complaint Form
This form must be printed, filled out by hand and mailed to;
MCSO
Attn: IAU
501 SE Hawthorne Blvd
Portland, Oregon, 97214.

Online form coming soon

Complainants may remain anonymous, however we encourage complainants to provide their name, telephone number and mailing address to allow us to conduct a thorough investigation into the alleged violation and to notify the complainant of the action taken regarding their complaint.

The Inspections Unit is dedicated to providing operational support within the Multnomah County Sheriff's Office by assisting in the creation of unequivocal policies and procedures, performing thorough inspections, and completing comprehensive operational and performance audits.

Life Safety Officer - Interfaces with all units of the Sheriff’s Office, and many outside agencies, to ensure safety standards are met, providing a safe working environment within the Sheriff’s Office. The LSO facilitates the Sheriff’s Office Safety Committees and teaches safety related classes to all employees of the agency.

Enforcement Deputy - Richard Biles writes Sheriff’s Office policy over the signature of the Sheriff. The Enforcement Deputy also conducts audits and inquiries for the Inspections Unit, and is responsible for revising the Sheriff’s Office Agency Manual.
Information on the following topics is available to outside agencies by request:

Occupational Health Services Safety Programs
Safety Committee Respirator
Hearing Conservation Program Blood Borne Pathogens
Airborne Pathogens (TB)