76.—(1) The tariff level for a qualifying injury which is not a specified injury is the tariff level determined in the original decision.
(2) Where a qualifying injury is a specified injury the tariff level is to be determined in accordance with paragraph (3).
(3) Where a specified injury is described by a descriptor which gives rise to an entitlement to a tariff level—
(a)at a higher level than awarded in the original decision, the tariff level is to be the higher level;
(b)at the same or a lower level as the original decision, the tariff level is to be the same as awarded in the original decision.