Know the Law | Multiple Dwelling Reporting Rule

Multiple Dwelling Reporting Rule (MDRR)

About MDRR

The Director of the New Jersey Division on Civil Rights (DCR) is mandated to enforce the New Jersey Law Against Discrimination with regard to discrimination in real property because of race, creed, color, national origin, ancestry, marital status, civil union status, domestic partnership status, familial status, sex, gender identity or expression, affectional or sexual orientation, disability, nationality, or source of lawful income used for rental or mortgage payments adopted by DCR require that the “owner…of every multiple apartment dwelling which has 25 units or more shall file an annual report with the Division on Civil Rights (available after 1/1/09) concerning the racial/ethnic designation of the leaseholders and applicants of the owner’s multiple dwelling, whether any of its buildings or developments are barrier-free, and factors affecting its composition.” N.J.A.C. 13:10-2.2(a). In accordance with N.J.A.C. 13:10-2.4(b), each report must be submitted to the Division on or before January 30th of each year. For more information, please see DCR’s MDRR forms below.

Any persons who fail to comply with the requirements of the Multiple Dwelling Reporting Rule may be subject to the penalty provisions under the Law Against Discrimination. N.J.S.A. 10:5-8(I), 10:5-19, 10:5-26.

If the subject property has been sold, it is mandatory to submit the new owner’s name and address to the Division on Civil Rights

Do you own and/or manage any other apartment complexes in New Jersey with 25 units or more? If the answer is yes, and you have not received a filing notice, please contact the Division on Civil Rights to register additional complexes.

A separate report must be submitted for each complex of 25 units or more. If you have any questions, please call the MDRR Unit at (609) 984-3138 or e-mail

Notice to Property Owners

Subject to the Multiple Dwelling Reporting Rule

All properties subject to the Multiple Dwelling Reporting Rule must have an annual report filed. If there was a change in ownership or registered agent information, but you have not previously notified DCR of this change, you must download and complete an MDRR Change of Status Form, which must be e-mailed to or faxed to 609-777-0466 before you can file your MDRR report.

You must mail, fax or email the form to the MDRR unit at:
Division on Civil Rights
MDRR Unit – PO Box 089
Trenton, NJ 08625-0089
Fax: 609-777-0466

Filing the MDRR Report

MDRR Online filing begins January 10, 2020*
Complex owners/filers, before filling out your report online – please see the forms below.

You may file your MDRR report starting on January 10, 2021, using the unique Complex Code and PIN number contained in the annual notice DCR previously mailed to you to submit your information.
If you cannot locate your Complex Code or PIN number, please call the MDRR Unit at (609) 984-3138 or e-mail for assistance.

Some helpful hints for using the MDRR filing system:

  • Microsoft Internet Explorer is recommended.
  • If you receive the message “System error-Please try again later,” check the form for any non-numeric characters in a number field. Only whole numbers are accepted, no decimals or spaces.
  • Please be sure to fill out the e-mail address field, which will assist us in transitioning to an updated electronic system that we anticipate implementing for the 2021 reporting cycle.

Read the MDRR

The Multiple Dwelling Reporting Rule can be found here.

Contact MDRR

Division on Civil Rights
140 East Front, 6th Floor
P.O. Box 089
Trenton, NJ 08625-0089

Phone: 609-376-3295
Fax: 609-845-2330

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