54 How To Fill Out Form 433-A (OIC) (2023 Version), Detailed ...Form 433A-OIC Guide: Filling It Out Completely Updated 4/4/2016 to include the updated IRS Collection Financial Standards Updated […] 31 Mar, 2015 in IRS Forms / Offer In Compromise / Tax Guide tagged 433-A / forms / IRS / offer in compromise by Tax Attorney (updated 254 days ago)