National Wildfire Coordinating Group

Situation Unit Leader*

SITL decorative banner: photos depicting SITL position. SITL Position Description: The Situation Unit Leader (SITL) is responsible for collecting and organizing incident status and information and evaluating, analyzing, and displaying that information for use by ICS personnel and agency Dispatchers.

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The Situation Unit Leader (SITL) is responsible for overseeing map production, and for fire behavior, fire weather, and incident status inputs on wildland fire incidents. The SITL supervises any configuration of Fire Behavior Analyst (FBAN), Long Term Analyst (LTAN), Field Observer (FOBS), Infrared Interpreter (IRIN), and Geographic Information System Specialist (GISS). The SITL reports to a Planning Section Chief (PSC) and works in the Planning functional area.

The Forest Service and Department of Interior are enabled by Administratively Determined Pay Plans (AD Pay Plans) to hire persons for temporary duration for the following reasons:

  1. To cope with a sudden and unexpected emergency caused by a fire, or extreme fire potential, flood, storm, or any other all-hazard emergency that threatens damage to federally protected property, has the potential to cause loss of life, serious injury, public health risk, or damage to natural or cultural resources unless brought under immediate control.
  2. To provide emergency assistance to States under formalized agreements.
  3. To meet mission assignments issued by the Federal Emergency Management Agency (FEMA).

The National Wildfire Coordinating Group (NWCG) Incident Business Committee (IBC) reviews positions annually and establishes pay rate classifications for each position.

For more information on the AD Pay Plans, go to

Jan 2023


  • Planning Section Chief Complex (PSCC) to  "SITL Maintains Currency For These Positions."

Jun 2021

Added: Incident Position Description (IPD) approved.

Oct 2019

Added: to Qualification Requirements:  Note: Once qualified as a SITL, the PSC3 qualification may be granted by the certifying official. Certification must be documented on a ‚Äúverification/certification‚ÄĚ page of the PSC3 Position Task Book (311-55).

Oct 2015

Updated: Prerequisite experience modified as follows:
Completion and Certification of Position Task Book (311-24) as a Situation Unit Leader (SITL).

May 2008

Updated: The prerequisite Required Experience for Situation Unit Leader (SITL) is Incident Commander Type 4 (ICT4).

Oct 1984

Position created.


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