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Government Data Services has been a premier provider of database conversion services since 1988.
Our area of focus has always been, and continues to be, Assessor and Property Tax information and conversion services for all of the 15 counties in the State of Arizona.

Schedule of Tax Year 2021 Notice of Value mailing dates:
Click Here to view this schedule in PDF format by Appeal Deadline Date.
Click Here to send us an email if you would like to be notified every time this schedule is updated.

This table is sorted by County name and was last updated on 3/15/2021.
County Scheduled to Mail Actual Mailing Date Appeal Deadline Date
Apache (01) 02/03/2021 01/29/2021 03/30/2021
Cochise (02) 03/01/2021 03/01/2021 04/30/2021
Coconino (03) 01/29/2021 01/28/2021 03/29/2021
Gila (04) 02/26/2021 02/27/2021 04/28/2021
Graham (05) 02/25/2021 02/25/2021 04/26/2021
Greenlee (06) 02/17/2021 02/17/2021 04/19/2021
La Paz (15) 02/17/2021 02/17/2021 04/19/2021
Maricopa (07) 02/21/2021 02/26/2021 04/26/2021
Mohave (08) 02/01/2021 02/01/2021 04/02/2021
Navajo (09) 02/03/2021 02/03/2021 04/05/2021
Pima (10) 02/19/2021 02/19/2021 04/20/2021
Pinal (11) 02/18/2021 02/19/2021 04/20/2021
Santa Cruz (12) 03/01/2021 01/28/2021 03/29/2021
Yavapai (13) 02/19/2021 02/19/2021 04/20/2021
Yuma (14) 02/26/2021 02/26/2021 04/27/2021


Web-Based Solutions:
Online Rule-A/B LPV Calculator (for Tax Years 2005 thru 2020)
Logon to www.azview.net
(For a demonstration of azview.net, logon using "demo" as the both the UserID and the Password, you will then have access to Book "106" in Maricopa county for Tax Year 2006)

Microsoft Access Databases:
Code Tables, Microsoft Access 2000 Format (Version 20, Last Updated 8/25/2021)

Miscellaneous Documentation:
GDS File Naming Conventions (09/28/2008)
AZ-DOR, Value Extraction Logic (03/07/2005)
How to Calculate/Estimate Property Taxes (02/08/2007)
AZ-Maricopa, Rule-B Ratio's (1/15/2019)
AZ Statewide Legal Classes (12/18/2014)

AZ Dept of Revenue Record Layouts:
AZ-DOR, County Sales Affidavits Transfer Record (02/29/2012)
AZ-DOR, Parcel Record (01/15/2005)
AZ-DOR, Full Cost Model Record (02/12/2003)
AZ-DOR, Abbreviated Cost Model Record (02/16/2000)
AZ-DOR, Residential MAS Record (06/12/2001)
AZ-DOR, Sales Affidavits Record (04/25/2002)
AZ-DOR, Personal Property Record (06/21/2001)
AZ-DOR, Tax File Record (06/12/2001)

AZ-Maricopa Record Layouts:
AZ-Maricopa, Secured Type 100 Record (02/17/2006)
AZ-Maricopa, Secured Type 110 Record (06/12/2001)
AZ-Maricopa, Secured Type 120 Record (06/12/2001)
AZ-Maricopa, Full Cost Model Record (02/22/2013)
AZ-Maricopa, Residential Master Record (03/03/2011)
AZ-Maricopa, Land Components Record (04/22/2004)
AZ-Maricopa, Subdivision Index Record (03/04/2011)
AZ-Maricopa, Notice of Change Record (10/18/2010)
AZ-Maricopa, Notice of Value Record (02/18/2007)
AZ-Maricopa, Notice of Error Record (04/10/2009)
AZ-Maricopa, Personal Property Record (06/21/2001)
AZ-Maricopa, Tax File, Money Record (09/07/2007)
AZ-Maricopa, Tax File, Personal Property Record (09/01/2005)
AZ-Maricopa, Tax File, Special District Record (09/01/2005)

AZ-Mohave Record Layouts:
AZ Mohave, Tax File Record (10/13/2005)

AZ-Pima Record Layouts:
AZ Pima, Parcel Record, Internet Version (09/13/2006)
AZ Pima, Parcel Record, Full Version (09/29/2011)
AZ Pima, Full Cost Model Record (03/10/2003)
AZ Pima, Abbreviated Cost Model Record, Internet Version (06/12/2001)
AZ Pima, Residential MAS Record, Internet Version (04/15/2002)
AZ Pima, Land File Record, Internet Version (06/12/2001)
AZ Pima, Personal Property Record (10/27/2005)
AZ Pima, Tax File Record (06/12/2001)

AZ-Pinal Record Layouts:
AZ Pinal, Tax File Record (06/12/2001)

AZ-Yavapai Record Layouts:
AZ Yavapai, Tax File Record (09/15/2011)

AZ-Yuma Record Layouts:
AZ Yuma, Tax File Record (09/29/2005)

Tax Rates:
AZ Statewide Tax Rates, Tax Rate Record (09/28/2008)

Raw Data Files (Original Native Format):
AZ-DOR, Parcel, Raw Data Record (06/12/2001)
AZ-DOR, Abbreviated Cost Model, Raw Data Record (06/12/2001)
AZ-DOR, Full Cost Model, Raw Data Record (06/12/2001)
AZ-DOR, Residential MAS, Raw Data Record (06/12/2001)
AZ-DOR, Tax File, Raw Data Record (06/12/2001)
AZ-Maricopa, Tax File, Raw Data Record (09/07/2007)
AZ Pinal, Tax File, Raw Data Record (10/03/2001)
AZ Yuma, Tax File, Raw Data Record (09/29/2005)


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