DHA-73 Passport Application Form. Please note that both parents should sign the DHA 73.• Copy of Passport. • Copy of South African Unabridged Birth Certificate. – The child's original South African passport. Complete the 'New application for minors' under the applications for 'Travel documents'. Attach a copy of both parents' IDs. To apply, you'll need to complete a DHA-73 form at a Home Affairs domestic office or, if you're overseas, at a South African embassy or mission. Instructions for Filling Passport Application Form. This file provides detailed instructions for filling out the passport application and supplementary forms.