All Members:

• IS100 - Introduction to the Incident Command System
  
• IS700 - National Incident Management System (NIMS), An Introduction

Officers: 

• IS100 - Introduction to the Incident Command System
  
• IS200 - ICS for Single Resources and Initial Action Incidents
  
• IS700 - National Incident Management System (NIMS), An Introduction

Courses can be completed online with the FEMA Learning Management System.  (Online Courses: IS-100, IS-100.LE, IS-100.PW, IS-200, IS-700, IS-703, IS-800 NRF, IS-860)

You can get more info at the FEMA Emergency Management Institute.