By no later than the tenth day prior to the hearing, the parties shall file with the division and serve upon the other party a written list of the names of witnesses and copies of the exhibits that the parties intend to use at the hearing. For the purpose of this section, service is complete on mailing rather than on receipt. The administrative law judge may exclude witnesses and exhibits not identified in a timely fashion pursuant to this section. This section does not apply to witnesses and exhibits offered in rebuttal which the party could not reasonably have anticipated using prior to the hearing.
Wis. Admin. Code Department of Workforce Development DWD 225.21