District of Columbia Real Property Tax Timeline for Calendar Year 2018
January 1, 2018
Date of value for annual assessments.
March 1, 2018
Notices of proposed assessment are mailed.
March 31, 2018
First-half real estate taxes due.
April 2, 2018
Deadline for filing first level appeals.
April 16, 2018
Deadline for filing Income & Expense Reports, Rent Rolls, and New Lease abstracts.
June 15, 2018
Ballpark Fee Return due.
September 17, 2018
Second-half real estate taxes and vault rent due.
October 1 , 2018
Deadline for filing TY18 petitions in D.C Superior Court and for filing TY19 second level appeal to the D.C. Real Property Tax Appeals Commission if no first level decision issued by August 1st.