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Data Dictionary Version: 1.4

The Real Estate Data Dictionary Wiki was developed and is supported by the Real Estate Standards Organization (RESO). 

The Real Estate Standards Organization is a non profit volunteer computer standards group whose mission is to create an environment for the development and implementation of data standards and processes that facilitate innovation, insure portability, eliminate redundancies and obtain maximum efficiencies for all parties participating in the real estate transaction.

To learn more about RESO please visit their website at To learn more about the RESO workgroup, Data Dictionary,  that supports this Wiki website please visit


Contact Information

Questions regarding this website or its content can be asked by clicking on the Questions/Comments button on the bottom of each page.

Questions regarding RESO should be forwarded to:


Page Revision Date: 2015-11-06