# Can I use CC BY 4.0 commercially?

**Short answer:** Commercial use: Yes. Commercial use, modified and redistributed: Yes.

Creative Commons Attribution 4.0 International (CC-BY-4.0): Share and adapt the material for any purpose, including commercially, as long as you give credit, link the license and say if you changed it.

## Commercial use — Yes

License: [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode) (`CC-BY-4.0`, curated)

- Every use you described is granted by CC BY 4.0, and nothing you described is prohibited.

Duties: attribution, license_notice, state_changes, no_additional_restrictions
## Commercial use, modified and redistributed — Yes

License: [Creative Commons Attribution 4.0 International](https://creativecommons.org/licenses/by/4.0/legalcode) (`CC-BY-4.0`, curated)

- Every use you described is granted by CC BY 4.0, and nothing you described is prohibited.

Duties: attribution, license_notice, state_changes, no_additional_restrictions

## Context
- The grant is non-sublicensable: every recipient receives the license directly from the licensor (section 2(a)(5)).
- You may not apply legal terms or technical measures that restrict recipients from exercising the licensed rights (section 2(a)(5)(C)).

## Sources
- [Creative Commons Attribution 4.0 International: official text](https://creativecommons.org/licenses/by/4.0/legalcode)
- [CC-BY-4.0 on the SPDX License List](https://spdx.org/licenses/CC-BY-4.0.html)

## Check it yourself (free, no key)
```json
{
  "tool": "check_license",
  "arguments": {
    "license": "CC-BY-4.0",
    "intended_use": {
      "commercial_use": true
    }
  }
}
```
REST: POST https://www.rightshold.com/v1/licenses/check

_Computed from Rightshold's license profiles; not legal advice. Updated 2026-10-19. JSON: https://www.rightshold.com/answers/can-i-use-cc-by-4-0-commercially.json_