1099-B: PROCEEDS FROM BROKER & BARTER EXCHANGE TRANSACTIONS (OMB NO. 1545-0715) (continued) Box 6: Basis Reported to the IRS Type of Gain or Loss (Box le): Long Term Report on Form 8949, Part II with box D, as appropriate. (Box la) (Box lb) (Box 8) (Box 1d) (Box le) (Box 2a) (Box 3) (Box 5) (B