In this Division--
"internal review" means a review by an insurer of a work capacity decision
under Part 4 of Chapter 7.
"notice of discontinuation or reduction" means a notice required by this
Division of an insurer's decision to discontinue payment to a worker of
weekly payments of compensation, or to reduce the amount of the compensation.
"original decision" means a work capacity decision that is the subject of an
internal review or of a dispute referred for determination by the Commission.
"review decision" means--
(a) in relation to an original decision that is the subject of an internal review--a work capacity decision made by an insurer as a result of the review, or
(b) in relation to an original decision that is the subject of a dispute referred for determination by the Commission--a decision of the Commission determining the dispute.