Proceeds From Broker and Barter Exchange Transactions. Use Form 1099-B Copy A to print and mail payment information to the IRS. 1099-B Forms are 2up on an 8 1/2 x 11" sheet with side perforation and are printed with required red scannable ink on 20# laser paper. Order the quantity equal to the number of recipients for which you file, not the sheet. Mail in a batch to the IRS.