117.05    Correspondence After Revocation or Withdrawal

If the authority of an attorney or other authorized representative to represent a party in a proceeding before the Board is revoked, or the practitioner is granted permission to withdraw upon request therefor to the Board, and the party is not represented by any other practitioner, correspondence will be sent to the party at its address of record unless another practitioner puts in an appearance, or a written appointment of another practitioner is filed, or the party designates in writing another address to which correspondence is to be sent.