This guide helps you organize preparation for ASHRAE Certified Decarbonization Professional (CDP). Use the issuer's current candidate handbook as the final authority for eligibility, booking, format, fees, and scoring.
Verified exam information
- Passing standard
- ASHRAE lists the CDP score needed to pass as 71/100.
- ASHRAE member application fee
- USD 495
- Non-member application fee
- USD 745
Official sources: CDP Resources, Decarbonization Professional Certification Exam Blueprint, Certification FAQs.
What to study first
Build your plan from the current official blueprint. Learn the provider's terminology, connect each topic to realistic decisions, and start active recall early enough to revisit weak areas more than once.
- Decarbonization Drivers
- Project Planning
- Project Development
- Construction and Renovation
- Passive Efficiency
- Active Efficiency
- Facility Management
- Distributed Energy Resources
A practical preparation workflow
- Confirm the current scope and administrative rules with the official provider.
- Complete a diagnostic set and group misses by topic and reasoning error.
- Review the weakest topic, then answer a fresh set without notes.
- Use timed practice for pacing, but call it an official-format simulation only when the format is verified.
- Keep a short error log and revisit it at spaced intervals.
How premium practice fits
Premium access combines existing content with automatic preparation of 2,800+ syllabus-mapped practice questions, flashcards, mind maps, timed practice, explanations, and progress tracking. It complements the official curriculum; it does not replace provider handbooks or required hands-on experience.
Begin with the free practice set, then review the access options if the structured workflow suits you.