Form 1 - Transmittal for Form 5. Form 2 - Instructions for Form 3. Form 3 - Calculations for Form 4. Form 4 - Addendum to Form 1. Form 5 - Same as the old form (See previous paragraph).
IRS has forms for filing forms for filing more forms
Fer the few folks hoo are unlucky enuff to run a bidness and are unintelligible with the IRS (like my self), and if yew send out 1099's to contractors, ex cetra, yew mite reconnize this....
Ain't that a mess!?
By the way, the above form is all a part of the New Improoved Streem Lined IRS Paperwork Increasemint Act of 2002.