An employer who wishes to challenge a worker's degree of disability after an arbitrator has made a determination must invoke the s 186 reconsideration mechanism (based on new information) before the original arbitrator, rather than seeking to re-litigate the degree of disability before a second arbitrator on a subsequent Form 22 application at a different threshold level. The degree of disability is the same question regardless of whether the relevant threshold is 16% or 30%.
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