how to Become an official How to become a Football Official 1. Join COA Attend a meeting Click here – 1st year free2. Sign up for IACO Training Class Click Here – Free 3. Sign up with IHSA through IACO Class – $35 if through IACO Training Class4. Purchase Uniform – talk to COA members for recommendation5. Sign up for Arbiter 6. E-mail assigners and work games How to become a basketball official 1. Join COA Attend a meeting Click here – 1st year free2. Sign up for IACO Training Class Click Here – Free 3. Sign up with IHSA through IACO Class – $35 if through IACO Training Class4. Purchase Uniform – talk to COA members for recommendation5. Sign up for Arbiter 6. E-mail assigners and work games