Online filing for Trade Names and Trademarks has been fully implemented and PDF forms are no longer accepted. Tradename Registration Guidelines.The registration of trade names and marks is not legally required in Arizona, but is an accepted business practice. Use the online myPHX311 portal to report and request City of Phoenix services. Download on the Apple App Store Get App on the Google Play Store Code Compliance Inspectors investigate and work to resolve violations of the following Phoenix City Codes and Ordinances. Arizona's Consumer Fraud Act, ARS 44-1521 et seq. , makes it unlawful for a seller to engage in any deception, deceptive or unfair act or practice. A certificate of fictitious name, primarily for "Doing Business As (DBA)," can be filed with the county recorder's office. The statutory agent can independently complete and submit form M002, the.