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NACE International Institute's (NII) resource center provides you with the information you need to understand NII certifications. Whether you are beginning a career in the corrosion industry and want to become certified – or are looking to renew your current certification – the following resources will help you understand how the certification process works and why you should become NII certified.

Certification best practices

NII continually take steps to ensure that our certifications remain the most respected and reputable in the industry. This leads to well qualified certification holders that meet industry expectations, are successful, and can perform in their jobs.

Certification ethics

Following the rules and ethics associated with NII certification demonstrates your dedication to the integrity of the program. This helps maintain customer confidence in services provided and ensures the continued quality and positive reputation of the program.

Know The Rules

Computer-based testing

One way in which NII is ensuring that the certifications it awards meet and exceed industry expectations, is through leveraging professional development and examination standards. This translates into transitioning from paper-based to computer-based testing.

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Guides and policies

Download supporting guides, documents, and policies as they relate to NII certification. Here you will find everything from your application guide to exam fees as well as a renewal guide and ethics details.

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Exam development process

See what goes into a NII exam. The Institute is always looking for field volunteers to update the process and/or take part in certification exam development.


Find a certified professional

Are you looking for a Coating Inspector Program (CIP) level 3 certified professional for your next project? Do you need to validate your employees’ certification? Use the NII Certificate Registry for all your corrosion mitigation needs and ensure the project is done right the first time.

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My certification portal

Schedule your exams; retrieve exam results; track and manage your certifications — all in one convenient place!

In the portal, you can:

  • Schedule your exams
  • Retrieve your exam results
  • Track and manage your certifications

And much more!

My Certification Portal

NACE International training

Held weekly worldwide and online, courses range from broader overviews to subject matter-specific classes that are designed for continued, career-long professional development. Courses can be taken as stand-alone training or as a path towards certification.

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Why choose NACE Institute certifications?

NII certifications are the most recognized and widely-accepted in the world and are built on decades of comprehensive knowledge from industry subject matter experts. Those receiving certification have had their skills tested and validated to successfully perform in the field.

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