What We Do

ISB Special Agents respond across the National Park System. NPS photo by ISB.

News from ISB

Get the latest news from the NPS Investigative Services Branch

Vandalism at Crater Lake National Park. Image seized by the Investigative Services Branch.

Use the Tip Line anytime!

See something suspicious in a National Park Service site? Stay safe and tell us about it on our Tip Line - online or by phone 888-653-0009

Find out more about us in our recap of significant cases and operations.

2016 Highlights of ISB

Find out more about us in our annual reports, recapping significant cases and operations!

Last updated: July 25, 2017