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The Committee on Advanced Sub-specialty Training (CAST) functions under and is responsible for the Council of The Society of Neurological Surgeons. CAST is responsible for accreditation of sub-specialty training fellowships and for the development and updating of sub-specialty training requirements.

CAST Annual Report

CAST accredited fellowship programs are required to complete an annual report each year. Effective June 1, 2021, the annual report cycle is as follows:

  • Annual Report: Opens June 1st and Closes July 31st

Annual reports are available via SM Apply Click here for more details

CAST Spring & Fall Application Cycles

Cast has set two application cycles per year. Applications are required for any new programs, 5-year renewals, compliment changes and/or site changes.

Effective June 1, 2021, the application review cycles are as follows:

  • Spring Application: Open January 1st and closes February 28th
  • Fall Application: Opens August 1st and Closes September 30th

Click here to request access to the application. Once CAST receives a request, the application will be available via SMS Apply.

Application fees must be electronic and can be paid online within the application. Although the payment gateway used is Paypal, it is not necessary to have a Paypal account to submit payment. There is a guest check out option. To pay via ACH, contact,

As of September of 2019, CAST no longer issues individual certifications

Click here to learn more