Follow the steps to successfully complete the Ost Forms online.

1. Click the ‘Get Form’ button to access the Ost Forms. This will allow you to open and edit the document easily.
2. Begin by entering your name and mailing address in section 1a. If you are using a 'Doing Business As' (DBA) name, include it if applicable. Provide a contact telephone number and fax number as required in sections 1b and 1c.
3. Fill out sections 3a to 3d with your Federal Aviation Administration (FAA) certificate number and the address and contact information for your local FAA office.
4. In section 4, indicate whether this submission is for an initial registration or an amendment. If it is an initial registration, provide the proposed date when you will commence operations.
5. Section 5 requires you to specify the type of services you intend to perform. Check all applicable boxes, including passenger, cargo, or air ambulance. If your service is not listed, describe it under 'Other'.
6. In section 6, list the aircraft you propose to operate as part of your air taxi service. Include details like make and model, FAA registration number, and passenger seat capacity for each aircraft.
7. Answer the questions in sections 7 and 8 regarding U.S. citizenship and any foreign air transportation activity within the past year.
8. In section 9, report any changes or amendments to previously filed information, including changes in your carrier's name or address.
9. Complete the certification section in step 10, ensuring that you sign and date the form. It is crucial that the form is signed by a responsible officer of the carrier.
10. Once you have filled out the Ost Forms completely, save your changes, and you can proceed to download, print, or share the document as needed.

Complete your Ost Forms online today to ensure compliance and streamline your air taxi operations.