OSANABI44-190 — Osan Air Base Drug Abuse Testing Program (pa)

OSANABI44-190 governs the Osan Air Base Drug Abuse Testing Program for active duty military personnel and civilian employees in Testing Designated Positions.

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  • Publication number: OSANABI44-190
  • Title: OSAN AIR BASE DRUG ABUSE TESTING PROGRAM (PA)
  • Date: 2025-08-06

View OSANABI44-190 on armypubs.army.mil


OSANABI44-190 implements Air Force drug demand reduction manuals and establishes program organization, procedures, and areas of responsibility. It covers random testing, testing selection, notifications, trusted-agent duties, and the handling of testing files.

Applies to: This instruction applies to all active duty and civilian members assigned to Osan AB, Republic of Korea (ROK) and all organizational units assigned to the base.

Topics covered

  • Random drug testing
  • Drug testing selection
  • Testing rate compliance
  • Positive result notifications
  • Trusted agent duties
  • Testing file security

Questions and answers

Who is subject to random drug testing at Osan AB?

All military personnel assigned or attached to Osan AB, including geographically separated units and all civilians occupying a TDP are subject to random drug testing. (paragraph 1)

What does the 51st Fighter Wing Commander ensure for the drug testing program?

The 51st Fighter Wing (51 FW) Commander ensures the drug testing program is executed in a manner consistent with Air Force standards and directives. (paragraph 2)

When must members be tested after selection?

Ensures all members are tested on day of selection unless member is in an authorized absence or mission essential status. Commanders will ensure that trusted agents update Drug Demand Reduction Program (DDRP) personnel no later than 1300 hours with confirmation of who was notified for testing and members unavailable with return dates. Members are to be tested upon their return to duty. (paragraph 2)

How must trusted agents be appointed and trained?

Trusted agents must be appointed in writing by commander and receive training either by attending a live session or an on-line presentation prior to assuming duties. (paragraph 2)

How long must drug testing files be maintained?

Files must be maintained for six months once all members have been tested. (paragraph 2)

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