13 CFR §128.309

1. (a)Voluntary withdrawal. A Participant may voluntarily withdraw from the Veteran Small Business Certification Program at any time. Once a concern notifies SBA that it seeks to voluntarily withdraw from the program, SBA will decertify the concern and remove its designation as a certified VOSB or SDVOSB in the certification database.
2. (b)Decertification by SBA. SBA may decertify a Participant and remove its designation as a VOSB or SDVOSB in the certification database in accordance with § 128.310.
3. (c)Decertification pursuant to a protest. Any certified VOSB or SDVOSB that is found to be ineligible through a VOSB or SDVOSB status protest decision will be immediately removed from the certification database.
4. (d)Decertification due to suspension or debarment. SBA may decertify a Participant immediately upon notice that the Participant or any of its owners has an active exclusion in SAM, pursuant to § 128.201.