An attorney who no longer represents a claimant and wishes to pursue a fee lien shall draft and file a petition for attorneys' fees. The petition for attorneys' fees shall include: A statement of the work performed and the basis of the fee; and A certificate of service. The filing of the petition for attorneys' fee constitutes a fee lien that shall be noted and held until the permanency award or settlement. Unless the parties have otherwise agreed, upon the issuance of a permanency award or settlement, any attorney's fee awarded shall be held in escrow until the distribution of the fee to be resolved by: A hearing; or Agreement of the attorneys on the division of the attorney's fee.