2023 Missouri Laws 577.612 – Tampering with or circumventing the operation of an interlock device — penalty

2022 Missouri Laws 577.612 – Tampering with or circumventing the operation of an interlock device — penalty.

2020 Missouri Laws 577.612 – Tampering with or circumventing the operation of an interlock device — penalty.

2018 Missouri Laws 577.612 – Tampering with or circumventing the operation of an interlock device — penalty.

2016 Missouri Laws 577.612 – Beginning January 1, 2017–Tampering with or circumventing the operation of an interlock device–penalty

2015 Missouri Laws 577.612 – Beginning January 1, 2017–Tampering with or circumventing the operation of an interlock device–penalty

2015 Missouri Laws 577.612 – Until December 31, 2016–Circumvention of operation–prohibited activities–penalty

2014 Missouri Laws 577.612 – Beginning January 1, 2017–Tampering with or circumventing the operation of an interlock device–penalty

2014 Missouri Laws 577.612 – Until December 31, 2016–Circumvention of operation–prohibited activities–penalty

2013 Missouri Laws 577.612 – Circumvention of operation–prohibited activities–penalty

2009 Missouri Laws 577.612 – Circumvention of operation–prohibited activities–penalty