Follow the steps to fill out the GSA 873A online successfully.

1. Click ‘Get Form’ button to obtain the form and open it in the editing interface.
2. Begin filling out your personal information at the top of the form. Provide your last name, first name, middle initial, and complete address including street, city, state, and ZIP code.
3. Next, locate the section labeled ‘Service Computation Date’. Enter the date that reflects your total service time.
4. In the ‘Telephone Number’ field, input your contact number for communication regarding this form.
5. Move to the ‘Leave Category Code’ section. Select the appropriate code that corresponds to the type of leave used during the pay period. Refer to the suggested codes for assistance.
6. Record your leave activity in the designated fields for each day of the week. This includes noting down hours worked and any leave taken (such as annual leave or sick leave) using the respective codes.
7. At the bottom of the form, ensure that all entries are accurately reflected, including total hours worked, leave earned, and leave used.
8. Once all sections are completed and verified for accuracy, you can save changes, download, print, or share the completed GSA 873A form.

Submit your completed GSA 873A online to maintain your accurate leave and pay records.