Versions of Missouri Laws 287.300 - Employer\'s liability primary or secondary -- notice and service, when sufficient on LawServer 2023 Missouri Laws 287.300 – Employer’s liability primary or secondary — notice and service, when sufficient 2022 Missouri Laws 287.300 – Employer’s liability primary or secondary — notice and service, when sufficient. 2020 Missouri Laws 287.300 – Employer’s liability primary or secondary — notice and service, when sufficient. 2018 Missouri Laws 287.300 – Employer’s liability primary or secondary — notice and service, when sufficient. 2016 Missouri Laws 287.300 – Employer’s liability primary or secondary–notice and service, when sufficient 2015 Missouri Laws 287.300 – Employer’s liability primary or secondary–notice and service, when sufficient 2014 Missouri Laws 287.300 – Employer’s liability primary or secondary–notice and service, when sufficient 2013 Missouri Laws 287.300 – Employer’s liability primary or secondary–notice and service, when sufficient 2009 Missouri Laws 287.300 – Employer’s liability primary or secondary–notice and service, when sufficient