Versions of See prior versions of a law on LawServer 2023 Kansas Statutes 72-2231. Impasse during negotiation; determination of existence; statutory declaration date, joint notice; negotiation during impasse resolution proceedings 2022 Kansas Statutes 72-2231. Impasse during negotiation; determination of existence; statutory declaration date, joint notice; negotiation during impasse resolution proceedings 2021 Kansas Statutes 72-2231. Impasse during negotiation; determination of existence; statutory declaration date, joint notice; negotiation during impasse resolution proceedings 2020 Kansas Statutes 72-2231. Impasse during negotiation; determination of existence; statutory declaration date, joint notice; negotiation during impasse resolution proceedings 2019 Kansas Statutes 72-2231. Impasse during negotiation; determination of existence; statutory declaration date, joint notice; negotiation during impasse resolution proceedings 2018 Kansas Statutes 72-2231. Impasse during negotiation; determination of existence; statutory declaration date, joint notice; negotiation during impasse resolution proceedings