Very sorry for your loss. Dealing with all of the aftermath when a family member passes is confusing and difficult. Since you paid the property tax in January 2026, it gets entered on a 2026 tax return; you do not enter anything about it on your 2025 return.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**