Certified in Plumbing Design

CPD header

The Certified in Plumbing Design (CPD) program is an international certification program for engineers and designers of plumbing systems. Completion of the CPD program and examination confers upon the successful candidate the designation Certified in Plumbing Design (CPD). The certification program provides the profession, the plumbing industry, and the general public with a single, comprehensive qualification of professional competence for engineers and designers of plumbing systems.

The CPD, which is the only international credential program in the plumbing engineering field, sets the standards for leadership within the industry and provides formal recognition of outstanding professionals with advanced skills in the design and specification of plumbing systems.

The CPD designation is designed to:

  • Establish specific standards for professional competence in the field
  • Identify and recognize those individuals who successfully demonstrate their acquired knowledge and abilities
  • Encourage plumbing engineers to participate in a continuing program of professional development
  • Provide a standard for educational programs in plumbing engineering
  • Enhance the status of plumbing engineering as a unique discipline


If you have any questions about the CPD program, CPD eligiblity, or any related issues please email certification@aspe.org
The CPD Exam is held once per year in the Spring.