Home » Reference » Blue Book Change Log Blue Book Change Log Since 2003, there have been major changes to the Blue Book of Basic Documents. Here’s a detailed list of what was changed in each edition. 2003 2006 2009 2012 2014 2015 2016 2017 (four editions) 2018 (two editions) 2019 2020 (two editions) 2021 2022 (two editions) 2023 2024 (two editions) 2025 Share this: Click to email a link to a friend (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to print (Opens in new window) Print
Since 2003, there have been major changes to the Blue Book of Basic Documents. Here’s a detailed list of what was changed in each edition.