Is NIGP treating CPPO and CPPB certificants the same? October 27, 2020 17:32 Updated Yes. Related articles I am currently preparing for the CPPO or CPPB exam. What should I do? I have my CPPO or CPPB or have plans to attain my CPPO or CPPB certification in the near future. Are there benefits for seeking the NIGP-CPP through Pathway F? What happens if I fail the exam? What is NIGP’s Certificate Program? What are the NIGP-CPP Eligibility Requirements?