# Heartland MLS: Upcoming Changes to Fields

Hello API Data Consumer,

We want to notify you that the MLS Grid will be making the following changes to one or more of your API data feeds. The details of the change can be found below.

**MLS Affected:** Heartland MLS

**Date of Change:** March 31, 2025\
**Resources Affected:** PROPERTY, MEMBER, OFFICE\
**Type of Change:** FIELD NAME CHANGES, FIELDS ADDED

Any new or modified records from the MLS will immediately receive these changes on new or modified records as the information is added in the MLS System.\
\
Please take appropriate steps to add or rename affected fields in your local environment accordingly.\
\
**DO NOT re-pull old records as these changes will not be immediately available on old records.**

## Field(s) Affected:

The following fields will be renamed to better reflect RESO Data Dictionary standards, or naming conventions already in use<br>

**PROPERTY RESOURCE**

* HMS\_ActivateDate will be renamed ActivationDate
* HMS\_AgeRestrictedYN will be renamed SeniorCommunityYN
* HMS\_AttributionContact will be renamed AttributionContact
* HMS\_LegalDescription will be renamed TaxLegalDescription

**MEMBER RESOURCE**

* HMS\_MemberMailAddr1 will be renamed HMS\_MemberMailAddress1
* HMS\_MemberMailAddr2 will be renamed HMS\_MemberMailAddress2

**OFFICE RESOURCE**

* HMS\_OfficeMailCity will be renamed OfficeMailCity
* HMS\_OfficeMailPostalCode will be renamed OfficeMailPostalCode
* HMS\_OfficeMailPostalCodePlus4 will be renamed OfficeMailPostalCodePlus4
* HMS\_OfficeMailStateOrProvince will be renamed OfficeMailStateOrProvince
* HMS\_OfficeMailAddr1 will be renamed OfficeMailAddress1
* HMS\_OfficeMailAddr2 will be renamed OfficeMailAddress2

The following fields will be added to conform to RESO Data Dictionary standards

**PROPERTY RESOURCE**

* DoorFeatures
* FoundationDetails
* SpaFeatures
* StructureType


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