In terms of South African passport regulations, the parent who has sole custody and guardianship can sign passport applications of their children on their own. You need an appointment to submit your passport application at the County Administration Center.You can schedule an appointment up to two weeks in advance. All passport applicants applying at this facility must complete form DS-11. Fill out your form(s) online and print it. All required supporting documents for the form(s). When South African passports expire, new passport applications will have to be filed. • Copy of Passport. • Copy of South African Unabridged Birth Certificate. Getting a New Passport for a Child: You cannot renew a passport for a child under age 16.