Not true. IRS WILL accept negative number in 1d -- or proceeds for certain transaction.. negative number needs to be put in parentheses SEE 2020 1099B INSTRUCTION page 8, lower left-- its in black and white directly from IRS-- its TurboTax malfunction , software needs to be way it was last several years when it worked just fine- to put negative number in 1d
READ FOR YOURSELF : https://www.irs.gov/pub/irs-prior/i1099b--2020.pdf
