Form 433-A, Collection Information Statement for Wage Earners and Self-Employed Individuals
Form 433-B, Collection Information Statement for Businesses
Form 433-F, Collection Information Statement
Form 656-L, Offer in Compromise (Doubt as to Liability)
Form 2848, Power of Attorney and Declaration of Representation
Form 8379, Injured Spouse Allocation
Form 8857, Request for Innocent Spouse Relief (And Separation of Liability and Equitable Relief)
Form 1040-ES, Estimated Tax for Individuals
Form 4868, Application for Automatic Extension of Time To File U.S. Individual Income Tax Return