American Petroleum Institute
API Portal
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American Petroleum Institute
API Portal
The API Portal is your login for everything you do with API including the Webstore, the ICP Portal, myCerts, Engine Oil, Diesel Exhaust and Energy Excellence applications.
If you know your password and need to update your email, please log in first. If you don't have an existing account, you can register.
If you cannot access a previous account, instead of creating a new one, please contact us.
