Family treatment, including who may be included and on what terms, is set by the programme's own current provisions and should be read from the official source. It should not be assumed to mirror the derivative rules of the immigrant investor category.
Do not import another category's family rules
Families frequently assume that the familiar pattern — a spouse and unmarried children under twenty-one included as derivatives — applies everywhere. That pattern comes from statute governing particular immigrant categories, and it cannot simply be transplanted onto an arrangement created separately. The correct approach is to read the current official programme provisions on family members, note whether additional amounts apply for each person, and confirm what status each family member would receive and what it would permit them to do. Where a family includes a child approaching adulthood, the treatment of that child under the programme's current terms is a specific question to ask rather than to infer. Because the terms may change, this is one of the areas where re-verification immediately before acting matters most, and where a licensed U.S. immigration attorney should confirm the position.
Hypothetical example: A Canadian shoe-repair business owner is assessing the Gold Card with a spouse and a twenty-year-old stepchild. The household should not assume that a payment by the principal automatically answers who may receive status, what documentary relationships must be shown, or whether an age threshold affects the child. Those matters require the current official programme terms and individual legal advice. The required payment is a gift by the applicant to the U.S. government, not an investment in the family business and not a conventional visa category. Marriage records, birth records, adoption or custody documents, and name-change evidence may become important if derivatives are addressed by the programme. The decision to make any payment should wait until the family consequences, admissibility questions, and treatment of an unsuccessful application are clearly documented.