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Welcome to our Resource Hub! We’ve made resources available to support all your MLS needs. Streamline processes and make the most of our tools and technology for the betterment of our Real Estate Community.



NorthstarMLS Rules at a Glance

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Rules & Regulations

Unauthorized Use of MLS Data

Reproduction and Display of MLS Data – How to Avoid a $1,000 Fine Improper reproduction and display of MLS data is a ...

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Rules & Regulations

Definitions of Acceptable Listing Agreements

Exclusive Right-to-Sell Listing: A contractual agreement under which the listing broker acts as the agent or as the l...

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Rules & Regulations

Virtual Stage Best Practice

Virtual Staging is acceptable as long as the photo alterations affect only the personal property (furniture) and not ...

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Rules & Regulations

Field: Waterfront Types

Waterfront descriptions are essential for accurately listing properties and running effective MLS searches. These ter...

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Rules & Regulations

2026 NorthstarMLS Rules

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Rules & Regulations

Field: Auctions

An auction listing on NorthstarMLS must specify the type of auction (Absolute, Minimum Bid or Reserve) and the licens...

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Rules & Regulations

Broker Reciprocity Vendors

There are many vendors available who can help you set up a Broker Reciprocity Website (also known as IDX). We encoura...

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Rules & Regulations

Which MLS Status Is In The Best Interest Of My Client?

Explore how different NorthstarMLS listing statuses — Coming Soon, Withheld, Temporarily Not Available for Showing, a...

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Rules & Regulations

Clear Cooperation Policy

NAR’s Clear Cooperation Policy Definition The Policy 8.0: Clear Cooperation went into effect for NorthstarMLS subscri...

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Rules & Regulations

Duplicate Listings

A listing can be entered into only one property type except that:A property with multiple dwelling units (up to 4 uni...

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Rules & Regulations

Field: Listing Status

Understanding listing statuses ensures accuracy in MLS reporting, legal compliance, and a smooth experience for both ...

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Rules & Regulations

Unauthorized Access to a Property

Unauthorized Access to a property is when an agent enters a property without permission from the listing agent/seller...

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Rules & Regulations

Fields: Garages & Parking

This guide provides clarification for how to enter parking-related data in listings, including for condominium proper...

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Rules & Regulations

Field: Finished Square Feet

Finished square footage is a key factor in property valuation, marketing, and appraisals. This guide outlines what qu...

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Rules & Regulations

Field: Style

This guide outlines the property styles available for NorthstarMLS listings, organized by category and building confi...

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Rules & Regulations

Field: Stories

This guide outlines how to classify structures based on the number and arrangement of stories. Use these definitions ...

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Rules & Regulations

Field: Manufactured Home

The following guidance outlines how manufactured home listings should be entered, along with applicable definitions, ...

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Rules & Regulations

Selling Agent/Co-Selling Agent on MLS

The listing agent shall update the Selling Agent/Co-Selling Agent to reflect how it is shown on the purchase agreemen...

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Rules & Regulations

PDOM- Days on Market at Most Recent List Price

Days on Market at Most Recent List Price PDOM is days on market at the most recent list price. PDOM indicates: How l...

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Rules & Regulations

DOM – Days on Market

Days on Market (DOM) is available on various displays and reports in the MLS systems. The purpose is to give the numb...

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Rules & Regulations

CDOM – Cumulative Days on Market

Cumulative Days on Market Cumulative Days on Market (CDOM), is available on the various displays and reports in MLS s...

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Rules & Regulations

Late Listings

All listings must be entered into the MLS, regardless of active, coming soon, or withheld status, within Two (2) busi...

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Rules & Regulations

Field: Builder Restrictions

Open: means this lot is 1. Open to any builder or 2. The lot is not buildable. Please use the remarks section to spec...

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Rules & Regulations

Nonmember MLS Participant Rules Updates

In September 2024 the NorthstarMLS Board of Directors voted to remove the requirement that MLS subscribers be REALTOR...

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Rules & Regulations

Compliance Guidelines

Open this PDF in a new tab (Updated March 2025)

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Rules & Regulations

Guide for Easy Compliance

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Rules & Regulations

NorthstarMLS Broker Reciprocity Rule Update

The NorthstarMLS Broker Reciprocity Rule (MLS Rule 12) has been updated to remove a rule that prohibited co-mingling ...

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Rules & Regulations

Field: Accessibility

NorthstarMLS offers several Accessibility options in the MLS. Accessible for Hearing – Impairment Door Lever Handles ...

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Rules & Regulations

Seller Incentives to Buyers

Incentives being offered from the sellers to the buyers and pertain to the property, either through rate buydowns, cl...

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Rules & Regulations