Update:
"#Ukraine signed the #MineBanTreaty on February 24, 1999 and ratified the treaty on December 27, 2005. Ukraine is also party to #CCWAmendedProtocolII but their obligations on #AntipersonnelMines are superseded by the stricter prohibitions contained in the Mine Ban Treaty."
https://www.hrw.org/news/2023/06/13/landmine-use-ukraine
.