What is the minimum age requirement to become a private investigator in Washington?

The minimum age requirement is 18 years old, but if you seek an armed endorsement, you must be at least 21 years old.

Do I need a surety bond to operate a private investigator agency in Washington?

Yes, agency principals must secure a $10,000 surety bond or equivalent insurance to meet state requirements.

The typical processing time for a Washington Private Investigator License is between 2 to 6 weeks.

No, individuals holding a private investigator license must work for a licensed agency unless they also hold an agency license.

Private Investigator License Requirements in Tennessee (2026 Guide) — A complete guide to private investigator licensing in Tennessee: the Tennessee Private Investigator License, Tennessee Department of Commerc
Private Investigator License Requirements in Delaware (2026 Guide) — A complete guide to private investigator licensing in Delaware: the Delaware Private Investigative Agency License, Delaware State Police - P
Cosmetology and Beauty Services License Requirements in Washington (2026 Guide) — A complete guide to cosmetology and beauty services licensing in Washington: the Washington Cosmetology Establishment License, Washington Bo
Private Investigator License Requirements in Nevada (2026 Guide) — A complete guide to private investigator licensing in Nevada: the Nevada Private Investigator License, Nevada Private Investigator's Licensi