2024 W9 Form. The w9 is a formal request for information about the contractors you pay, but more significantly, it is an agreement with those contractors that you won’t be withholding. This includes their name, address, employer identification number, and.
The original line 3—federal tax classification has now been split into two sections, line 3a and line 3b. For instance, if a company hires you to work on their property, the irs form w9 will detail the amount of.