Possibly, but not automatically. An eligible spouse of a treaty investor — or of a qualifying E-2 employee — may accompany, and a qualifying E spouse is generally employment-authorized incident to valid status; confirm the applicable I-94 or E-2S evidence. If relying on another status or authorization, check whether it permits the actual sales role; payment alone creates no permission.
Decide the role before assuming the authorization
If the plan depends on a spouse selling for the company, treat it as a hiring decision and an immigration question at the same time. Confirm what proof an employer, payroll provider or the Social Security Administration would accept, and keep the family's applications on their own schedule, since each member's eligibility is assessed separately. Unmarried children under 21 may accompany, but dependent status gives them no employment authorization.
Household plans often assume a spouse's salary or a child's school placement before status is settled. An 22-year-old child may need an independent application with its own timing, evidence, and outcome; no family case guarantees shared dates. Derivative eligibility ends at twenty-one, and a business bought when a child is nineteen will outlast that status.
Household income and the enterprise’s qualifying capacity are different facts.