If you take enrol as a candidate to take your IE at a Career Development Center, and you successfully complete the IE as well as meeting the dive requirements from 100 logged dives, then you will be certified as a PADI IE with official paperwork from PADI.
This option is available to those who have enrolled in five pre or post IDC courses such as the EFRI, Specialty courses and more.)
It is also available as an option if you have enrolled in, and successfully completed, 6 weeks of the PADI IDC development program and have been certified divers for a minimum of 6 months, and have logged at least 60 dives. This program is conducted by your 5 Star PADI IDC CDC. You must be a certified Assistant Instructor, of which is an element of your IDC).