Use the copyright symbol: ©
Include the year of first publication
Include the name of the copyright owner
Optionally include a range of years if the work was updated over time
Optionally add “All rights reserved”
Place it in a visible location, such as the footer, title page, or copyright page
Use a format like: © 2026 Your Name. All rights reserved.
Use a format like: Copyright © 2026 Your Company Name
Use a format like: © 2020–2026 Your Name
Make sure the name matches the legal owner of the work
Keep the line consistent across all published versions