CPPO/CPPB Exam Preparation | NIGP
UPPCC Certification


NIGP has all the tools you need to prepare for your Certified Public Procurement Officer (CPPO) or Certified Professional Public Buyer (CPPB) exam. 

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CPPO and CPPB Exam Study Tools

CPPO and CPPB Prep Courses

 NIGP's CPPO and CPPB Prep Courses provide a review of key topics identified in the 2021 UPPCC Body of Knowledge and Competency.   

 The Prep Courses help you to assess your strengths and weaknesses as they relate to the subject matter.

 Available in-person or virtually

 Course registration includes a hard copy of the Prep Guide with an in-person Prep Course registration or a digital copy for an online course registration.

 Addresses all six domains of the Body of Knowledge and Competency.

 Describes the testing environment for the certification examinations.

 Explains the various methods of study that will help prepare for the examination.

Register for a CPPO Prep Course

Register for a CPPB Prep Course


CPPO and CPPB Prep Guides

This CPPO and CPPB Certification Preparation Guides are designed to help prepare you for the Certified Public Procurement Officer and Certified Public Procurement Buyer examinations.  Both guides and the certification examination are based on the 2021 UPPCC Body of Knowledge.  While the actual examination questions are held in the strictest confidence by the UPPCC, by basing this preparation guide on the same foundation as the test questions, it can serve as a focused study guide.

 NOTE:  A hard copy of the Prep Guide is included with an in-person Prep Course registration. A digital version is included with an online course registration.

The CPPO or CPPB Prep Guides are also available for purchase in the NIGP Bookstore in both hard copy and a digital ebook.  Purchase your copy today!


Purchase Textbook

Purchase ebook



Purchase Textbook

Purchase ebook

These tools offer convenient 24/7 access starting the day you register and can help you get comfortable navigating computer-generated exams. These tools test your strengths and weaknesses within the Universal Public Procurement Certification Council (UPPCC) Body of Knowledge and Competency (BoK-C) and align with the six domains covered in the CPPO and CPPB BoK-C Exams.

Disclaimer: The questions on these assessments ARE NOT found on the Universal Public Procurement Certification Council (UPPCC) Certification Exam. These questions simulate the format and types of questions asked and are intended as a study aid to review subject matter relevant to the UPPCC Body of Knowledge and Competency. Using an assessment tool does not guarantee a passing grade on the UPPCC Certification Exam.



Purchase CPPO Tool
Purchase CPPB Tool

PLEASE NOTE: Each of the six domain review modules allows for a maximum of 3 attempts.  Once the 3rd attempt is met you will no longer be able to access that domain.

If you have previously purchased one of the online assessment tools and want to purchase it again, please call Customer Care at 1-800-367-6447.

Recommended UPPCC Exam Prep Timeline

Purchase the CPPO or CPPB online assessment tool for a virtual test prep experience that features over 325 study questions to help you identify your strengths and weaknesses.

Choose NIGP courses to fill your knowledge gap. NIGP’s coursework aligns with the UPPCC’s body of knowledge by domain.


NIGP’s CPPO and CPPB prep courses are available online and in-person. They address key information on topics identified in the UPPCC BoK-C and can help you identify areas you need to continue studying.

View CPPO Courses

View CPPB Courses

Now that you know your strengths and weakness, its time to study! Form a small study group to get unique topic perspectives.

Take the online assessment tool again to see where you have made progress and which areas still need development.

Master essential procurement terms and definitions from the NIGP Dictionary.