Yes, if you plan to bring your family to Portugal on a D7 or D8 (Digital Nomad) visa or apply for family reunification, every family member, including newborns, will need a NIF. Without a tax ID number, your child cannot be enrolled in a public school or daycare, nor can they be registered with a health center (Centro de Saúde). To apply for a NIF for a child, you will need scans of both parents’ passports, the child’s birth certificate, and the child’s passport