(a) A proposed decision and order is a document, issued by the deputy commissioner after the evidentiary development of the claim is completed and all contested issues, if any, are joined, which purports to resolve a claim on the basis of the evidence submitted to or obtained by the deputy commissioner. A proposed decision and order shall be considered a final adjudication of a claim only as provided in 725.419. A proposed decision and order may be issued by the deputy commissioner in any claim and at any time during the adjudication of a claim if:
(1) Issuance is authorized or required by this part; or,
(2) The deputy commissioner determines that its issuance will expedite the adjudication of the claim.
(b) A proposed decision and order shall contain findings of fact and conclusions of law and an appropriate order shall be served on all parties to the claim.