NR 11.20 HistoryHistory: CR 23-060: cr. Register July 2024 No. 823, eff. 8-1-24. NR 11.21NR 11.21 Year-round no entry. Each of the following areas is established as a year-round closed area that no person may enter for any reason except the retrieval of legally killed or crippled game in posted retrieval zones within the closed area: