MD Tax Timeline

Maryland Real Property Tax Timeline


December 31
State begins mailing Notices of Assessment for properties being reassessed for the new
triennial. Deadline for filing Petitions for Review for properties not being reassessed.

January 1
Date of valuation for appeals.

Approximate deadline to appeal Notices of Assessment (45 days from mailing).

Assessor-level hearings. Owners of income-producing property must provide Wilkes Artis with income and expense information and rent rolls for the prior three years.

May-April Following Year
Property Tax Assessment and Appeals Board (PTAAB) and Tax Court Hearings held over the next twelve months.

June 15
Deadline to submit income and expense information and rent rolls to the State for properties being reassessed next triennial.

July 1
Counties mail real estate tax bills and post them online.

September 30
Real estate tax bills  due.


The information contained herein is for general informational purposes only. The information, while believed to be accurate at the time it was placed on the website, may have been changed, especially in regard to court, administrative agency or assessor appeal and assessment deadline and issuance dates. Accordingly, it is advised that you do not rely solely upon the information contained on this website but that you contact one of our attorneys for additional or confirmatory information. The information contained herein should not in any way be construed as legal advice and should not be relied upon without further inquiry. Any reliance on the information does not establish an attorney client relationship.