Department of Forestry/Cal Fire, legally uninsured and adjusted by State Compensation Insurance Fund Puni Pa’u WORKERS’ COMPENSATION APPEALS BOARDSTATE OF CALIFORNIAPUNI PA’U, Applicant,vs.DEPARTMENT OF FORESTRY/CAL FIRE, legally uninsured and adjusted by STATECOMPENSATION INSURANCE FUND, Defendants.Case Nos. ADJ9159725ADJ7757931ADJ9640668(Riverside District Office)OPINION AND DECISION AFTER RECONSIDERATION(SIGNIFICANT PANEL DECISION) We granted reconsideration on August 20, 2018 to further study the factual and legal issues in this case. This is our Opinion and Decision After Reconsideration.1 Applicant sought reconsideration of the Findings, Award and Order (FA&O) issued on May 31, 2018 by the workers’ compensation administrative law judge (WCJ), wherein the WCJ found in pertinent part that defendant timely denied applicant’s requests for treatment via Utilization Review (UR). Applicant contends that the UR denials were untimely because Saturday is a working day for purposes of Labor Code section 4610, and therefore that the Workers’ Compensation Appeals Board (WCAB) has jurisdiction over the dispute and that the WCJ should have awarded applicant the requested treatment. We received an Answer from defendant. We also received a Report and Recommendation on Petition for Reconsideration from the WCJ, recommending the petition be denied. After careful review of the Petition, the Answer, and the Report, we will affirm the WCJ’s finding that the UR denials were timely. As described below, we conclude that although Saturday is a business 1 The Appeals Board has designated this as a significant panel decision. Significant panel decisions are not binding precedent in workers’ compensation proceedings; however, they are intended to augment the body of binding appellate court and en banc decisions and, therefore, a panel decision is not deemed “significant” unless, among other things: (1) it involves an issue of genera