Apply Individual Architect Registration Apply for an Individual Architect Registration Reciprocal Registration Instructions PDF file, less than 1mbmegabytes Notice - An Individual Architect Registration is not enough! All Firms (Entities) are required to obtain a Certificate of Authorization (COA). Certificate of Authorization (COA) Application Packages COA Architect Firm (Entity) Organizational Chart Apply for a Certificate of Authorization (COA) Registration Amend an Architect COA Apply for an Architect Amended Certificate of Authorization (COA) PDF file, less than 1mbmegabytes