Policies by date of adoption

These are all the open data policies we have on this site, listed from oldest to newest:

2006 (1 policy)

• Washington, DC — Executive Memorandum (Jun 12, 2006)

2009 (3 policies)

• Portland, OR — Council Resolution (Sep 30, 2009)
• Memphis, TN — Executive Order (Oct 10, 2009)
• San Francisco, CA — Executive Directive 09-06: Open Data (Oct 21, 2009)

2010 (1 policy)

• San Francisco, CA — Legislation (Oct 29, 2010)

2011 (5 policies)

• Washington, DC — Mayor's Memorandum (Jan 3, 2011)
• Cook County, IL — Ordinance (May 4, 2011)
• Lexington, KY — Resolution (Jun 7, 2011)
• Texas (state) — Legislation (Jun 17, 2011)
• Austin, TX — Council Resolution (Dec 8, 2011)

2012 (9 policies)

• Raleigh, NC — Legislation (Feb 7, 2012)
• New Hampshire (state) — Legislation (Mar 12, 2012)
• New York, NY — Local Law (Mar 17, 2012)
• Providence, RI — Resolution (Mar 19, 2012)
• Philadelphia, PA — Executive Order (Apr 26, 2012)
• Madison, WI — Legislation (Aug 15, 2012)
• Illinois (state) — Executive Order (Sep 18, 2012)
• Chicago, IL — Executive Order (Dec 10, 2012)
• Montgomery County, MD — Legislation (Dec 17, 2012)

2013 (17 policies)

• Sacramento, CA — Internal policy (2013)
• Rhode Island (state) — Executive Order (Jan 10, 2013)
• San Mateo County, CA — Administrative Memo F-5 (Mar 7, 2013)
• New York (state) — Executive Order (Mar 11, 2013)
• Utah (state) — Legislation (Mar 22, 2013)
• San Francisco, CA — Legislation (Mar 28, 2013)
• Tulsa, OK — Council Resolution (May 2, 2013)
• New Hampshire (state) — Legislation (Jun 25, 2013)
• Hawaii (state) — Legislation (Jul 3, 2013)
• South Bend, IN — Executive Order (Aug 22, 2013)
• Austin, TX — Administrative Memo (Aug 26, 2013)
• Louisville, KY — Executive Order (Oct 11, 2013)
• Oakland, CA — Council Resolution (Oct 15, 2013)
• West Sacramento, CA — Internal policy (Oct 16, 2013)
• Hennepin County, MN — MetroGIS Policy Board Resolution of Support (Oct 23, 2013)
• Honolulu, HI — Legislation (Nov 27, 2013)
• Los Angeles, CA — Executive Directive (Dec 18, 2013)

2014 (30 policies)

• Salt Lake City, UT — Legislation (2014)
• Williamsville, NY — Legislation (2014)
• San Diego, CA — Council Resolution (Jan 2, 2014)
• Cincinnati, OH — Council Motion (Jan 23, 2014)
• Palo Alto, CA — Proclamation (Feb 10, 2014)
• Connecticut (state) — Executive Order (Feb 20, 2014)
• Illinois (state) — Legislation (Mar 7, 2014)
• Pittsburgh, PA — Legislation (Mar 19, 2014)
• Hartford, CT — Executive Order (Mar 26, 2014)
• Utah (state) — Legislation (Mar 27, 2014)
• Boston, MA — Executive Order (Apr 7, 2014)
• Maryland (state) — Legislation (Apr 8, 2014)
• Jackson, MI — Legislation (Apr 27, 2014)
• Nashville, TN — Executive Order (May 12, 2014)
• Cincinnati, OH — Administrative Regulation (May 29, 2014)
• Chattanooga, TN — Executive Order (May 31, 2014)
• Cambridge, MA — Administrative Order (Jun 2, 2014)
• Phoenix, AZ — Administrative Policy (Jun 18, 2014)
• Kansas City, MO — Ordinance (Jun 19, 2014)
• Howard County, MD — Legislation (Jul 9, 2014)
• Washington, DC — Executive Directive (Jul 21, 2014)
• Minneapolis, MN — Legislation (Aug 1, 2014)
• Montgomery County, MD — Implementation Plan (Aug 1, 2014)
• Bloomington, IL — Ordinance (Aug 25, 2014)
• Houston, TX — Administrative Policy (Sep 18, 2014)
• Amherst, NY — Legislation (Oct 6, 2014)
• Suffolk County, NY — Resolution No. 811-2014 (Oct 15, 2014)
• San Diego, CA — Implementation Plan (Oct 29, 2014)
• San Diego, CA — Policy (Nov 24, 2014)
• San Diego, CA — Council Resolution (Dec 23, 2014)

2015 (14 policies)

• Charlotte, NC — IT Policy (Jan 1, 2015)
• Denton, TX — Administrative Directive (Feb 9, 2015)
• Detroit, MI — Executive Order (Feb 19, 2015)
• Boston, MA — Administrative Policy (Jul 30, 2015)
• Suffolk County, NY — Administrative Policy (Jul 31, 2015)
• Jackson, MS — Executive Order (Sep 1, 2015)
• Cambridge, MA — Legislation (Sep 21, 2015)
• Riverside County, CA — Administrative Policy (Sep 21, 2015)
• Mesa, AZ — Management Policy (Oct 1, 2015)
• Kansas City, MO — Legislation (Oct 8, 2015)
• Asheville, NC — Council Resolution (Oct 13, 2015)
• Durham, NC — Administrative Policy (Nov 23, 2015)
• Waco, TX — Council Resolution (Dec 15, 2015)
• Tulsa, OK — Executive Order (Dec 21, 2015)

2016 (30 policies)

• New York, NY — Local Law (Jan 5, 2016)
• Delaware (state) — Executive Order (Jan 27, 2016)
• Arlington County, VA — Internal Policy (Feb 1, 2016)
• Seattle, WA — CTO Policy (Feb 1, 2016)
• Tacoma, WA — Council Resolution (Feb 2, 2016)
• Seattle, WA — Executive Order (Feb 26, 2016)
• Baltimore, MD — Council Resolution (Mar 7, 2016)
• Independence, MO — Administrative Policy (Mar 15, 2016)
• San Jose, CA — Council Policy (Apr 5, 2016)
• Victorville, CA — City Council (Apr 5, 2016)
• Las Vegas, NV — Legislation (Apr 12, 2016)
• Pennsylvania (state) — Executive Order (Apr 18, 2016)
• Anchorage, AK — Operating Procedure (Apr 20, 2016)
• Saint Paul, MN — Council Resolution (Apr 27, 2016)
• Little Rock, AR — Board of Commissioners Resolution (May 3, 2016)
• Boulder County, CO — Policy (Jul 1, 2016)
• Milwaukee, WI — Council Resolution (Jul 14, 2016)
• Bellevue, WA — Management Policy (Aug 1, 2016)
• Lincoln, NE — Council Resolution (Aug 8, 2016)
• Scottsdale, AZ — Resolution (Aug 31, 2016)
• New Orleans, LA — Executive Order (Sep 1, 2016)
• Wichita, KS — Administrative Regulation (Sep 8, 2016)
• Topeka, KS — Executive Order (Oct 3, 2016)
• Greensboro, NC — Administrative Policy (Oct 7, 2016)
• Fort Worth, TX — Administrative Policy (Oct 14, 2016)
• Bay Area Rapid Transit, CA — Board Policy (Oct 27, 2016)
• Cape Coral, FL — Administrative Regulation (Nov 2, 2016)
• Virginia Beach, VA — Administrative Directive (Nov 10, 2016)
• Naperville, IL — Council Resolution (Nov 15, 2016)
• Kansas City, KS — Administrative Order (Nov 28, 2016)

2017 (32 policies)

• Scottsdale, AZ — Administrative Regulation (Jan 5, 2017)
• New Jersey (state) — Legislation (Feb 6, 2017)
• Fort Collins, CO — Council Resolution (Feb 7, 2017)
• Des Moines, IA — Council Resolution (Feb 20, 2017)
• Tempe, AZ — Council Resolution (Feb 23, 2017)
• Riverside, CA — Proclamation (Mar 7, 2017)
• Birmingham, AL — Executive Order (Apr 18, 2017)
• Boulder, CO — City Manager's Policy (Apr 24, 2017)
• Knoxville, TN — Executive Order (May 2, 2017)
• Portland, OR — Council Ordinance (May 3, 2017)
• Salinas, CA — Council Resolution (Jun 6, 2017)
• Charlottesville, VA — Council Resolution (Jun 19, 2017)
• Riverside, CA — Administrative Policy (Jun 20, 2017)
• Fargo, ND — Administrative Policy (Jun 26, 2017)
• West Palm Beach, FL — Administrative Policy (Jun 26, 2017)
• Glendale, AZ — Council Resolution (Jun 27, 2017)
• Jersey City, NJ — Administrative Policy (Jul 1, 2017)
• Lewisville, TX — Administrative Directive (Jul 1, 2017)
• Norfolk, VA — Ordinance (Jul 18, 2017)
• Tempe, AZ — Administrative Regulation (Jul 24, 2017)
• Syracuse, NY — Executive Order (Jul 26, 2017)
• Modesto, CA — Administrative policy (Aug 2, 2017)
• Buffalo, NY — Executive Order (Sep 1, 2017)
• Tyler, TX — Data Governance Standards (Sep 14, 2017)
• San Leandro, CA — Administrative Policy (Oct 2, 2017)
• Arlington, TX — Council Resolution (Oct 17, 2017)
• Guilford County, NC — Council Resolution (Oct 19, 2017)
• Evanston, IL — Council Resolution (Oct 23, 2017)
• Bethlehem, PA — Ordinance (Nov 9, 2017)
• Sioux Falls, SD — Executive Order (Nov 29, 2017)
• Sioux Falls, SD — Administrative Policy (Nov 29, 2017)
• Baton Rouge, LA — Council Resolution (Dec 13, 2017)

2018 (6 policies)

• Gilbert, AZ — Administrative Procedure (Jan 17, 2018)
• Memphis, TN — Executive Order (Feb 1, 2018)
• Colorado Springs, CO — Administrative Policy (Feb 28, 2018)
• Winston-Salem, NC — Council Resolution (Mar 26, 2018)
• Winston-Salem, NC — Administrative Policy (Mar 26, 2018)
• Irving, TX — Council Resolution (May 3, 2018)