Property Taxes in Wyoming become due and are billed September 1 of each year.
Taxes may be paid either in halves or in full.
If paid in halves:
- The first half of the taxes become delinquent on November 11.
- The second half of the taxes become delinquent on May 11 of the subsequent year.
If paid in full:
- The entire tax must be paid by December 31.
For example, the 2016 taxes are billed on September 1, 2016. The first half of the taxes are delinquent on November 11, 2016, and the second half become delinquent on May 11, 2017. However, if the entire tax is paid by December 31, 2016, all interest on the first half is waived.