The chief administrative law judge may assign workers' compensation cases to compensation judges using a block system type of assignment that, among other things, ensures that a case will remain with the same judge from commencement to conclusion, except that the judge must be removed from the case when:
The block system shall be the preferred means of assigning cases, but it may be supplemented by other systems of case assignment to ensure that cases are timely decided.
Minn. Stat. § 176.307
1992 c 510 art 2 s 8; 2011 c 89 s 18; 2012 c 187 art 1 s 27