2026 Testing Windows and Application Deadlines
Limited-Time Offer: Purchase 4 or More Applications and Save
Employers who purchase four or more CDT and/or CDS applications for the March exam will receive a 20% discount on total fees.
| Testing Window |
Application Deadline |
| March 9 - 31, 2026 |
February 27, 2026 |
| May 4 - 20, 2026 |
April 3, 2026 |
| July 27 - August 14, 2026 |
July 3, 2026 |
CDS Exam Fees
| Initial Exam Fee (1st Time Application Only) |
$595 USD (NDA Members) | $755 USD (Non-Members)
Bundle discount (4+): $476 USD (NDA Members) | $604 USD (Non-Members)
|
| Retake Exam Fee |
$445 USD |
CDT Exam Fees
The CDT exam and resources are now available in Spanish! Learn more here.
| Initial Exam Fee (1st Time Application Only) |
$300 USD (NDA Members) | $450 USD (Non-Members)
Bundle discount (4+): $240 USD (NDA Members) | $360 USD (Non-Members)
|
| Retake Exam Fee |
$225 USD |
Download the Exam Content Outline
*All exam application fees are non-refundable.