The burden of proof lies with the petitioner to prove the allegation(s) in the modification petition are supported by evidence beyond a reasonable doubt and that the best interests of the child will be served by modification of parental rights. Pre-modification reports shall be received in evidence so long as the preparer is available to be cross-examined. [Res. 22-R-037, 2/24/2022; Res. 09-R-062 Title 1 § (21)(M), 4/30/2009. Formerly 10.10.690.]