Section 139.150 - Revocation of approval(a) The Coast Guard may revoke the approval of a TPO if the organization has demonstrated a pattern or history of:(1) Failure to comply with this part;(2) Substantial deviations from the terms of the approval granted under this part; or(3) Failures, including ethical violations, conflicts of interest, or inadequate performance, that indicate to the Coast Guard that the TPO is no longer capable of carrying out its duties as a TPO.(b) If the Coast Guard seeks to revoke the approval of a TPO, it must:(1) Notify the TPO in writing of the intention to revoke the approval;(2) Provide the details of the TPO's demonstrated pattern or history of actions described in paragraph (a) of this section; and(3) Advise the TPO that it may appeal this decision to the Coast Guard in accordance with the provisions of 46 CFR subpart 1.03.