Where Do You Mail 1099 Forms - Web section 409a deferrals ( box 12 ); Nonqualified deferred compensation ( box 15 ). Web when it comes to mailing out 1099s, businesses have two primary options: Traditional mail and electronic delivery.
Nonqualified deferred compensation ( box 15 ). Web when it comes to mailing out 1099s, businesses have two primary options: Web section 409a deferrals ( box 12 ); Traditional mail and electronic delivery.