Versions of Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions on LawServer 2023 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2022 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2021 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2020 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2019 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2018 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2017 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2016 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; 2015 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; 2014 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; 2013 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions 2009 Indiana Code 9-21-1-4. Posting of signs on state highways by local authorities; conditions; prohibitions