For information relating to the Mozilla Foundation's governance and related matters please see the documents below.
Governance
Articles of Incorporation of the Mozilla Foundation
Bylaws of the Mozilla Foundation
- Amendment No. 1 to Bylaws of Mozilla Corporation
- Certificate of Second Amendment to the Bylaws of Mozilla Corporation
Tax-Exempt Status
IRS determination letter for the Mozilla Foundation
California determination letter for the Mozilla Foundation
Application to the IRS by the Mozilla Foundation for 501(c)(3) tax-exempt status. For convenience the various sections of this filing are also available as individual documents:
- IRS Form 1023
- Attachment to Form 1023
- Exhibit A to Form 1023 (Articles of Incorporation)
- Exhibit B to Form 1023 (Bylaws)
- Exhibit C to Form 1023 (taxable subsidiary)
- Exhibit D to Form 1023 (list of over 1,500 individual donors since July 2003) (the names of donors are not required to be made publicly available, and are redacted in this copy of the filing)
- Exhibit E to Form 1023 (board of directors biographies)
- Exhibit F to Form 1023 (TTS service and CD service agreements) (the contents of this exhibit are missing from this copy of the filing)
- IRS Form 872-C
Extension to Advance Ruling and declaration of public charity in section 509(a)(2)
California registration by the Mozilla Foundation as a charitable trust. For convenience the various sections of this filing are also available as individual documents:
- California Form CT-1
- Exhibit A to Form CT-1 (list of directors and officers)
- Exhibit B to Form CT-1 (description of activities)
- Exhibit C to Form CT-1 (budget)
- Exhibit D to Form CT-1 (Articles of Incorporation)
- Exhibit E to Form CT-1 (Bylaws)
Tax Returns and Financial Information
2022 filings and related documents
- 2022 annual report: State of Mozilla 2022
- 2022 Form 990
- 2022 Audited financial statements
2021 filings and related documents
- 2021 annual report: State of Mozilla 2021
- 2021 Form 990
- 2021 Audited financial statements
2020 filings and related documents
- 2020 annual report: State of Mozilla 2020
- 2020 Form 990
- 2020 Audited financial statements
2019 filings and related documents
- 2019 annual report: State of Mozilla 2019
- 2019 Form 990
- 2019 Audited financial statements
2018 filings and related documents
- 2018 annual report: State of Mozilla 2018
- 2018 Form 990
- 2018 Audited financial statements
2017 filings and related documents
- 2017 annual report: State of Mozilla 2017
- 2017 Form 990
- 2017 Audited financial statements
2016 filings and related documents
- 2016 annual report: State of Mozilla 2016
- 2016 Form 990
- 2016 Audited financial statements
2015 filings and related documents
- 2015 annual report: State of Mozilla 2015
- Mozilla 2015 financial FAQ
- 2015 Form 990
- 2015 Audited financial statements
2014 filings and related documents
- 2014 annual report: State of Mozilla 2014
- Mozilla 2014 financial FAQ
- 2014 Form 990
- 2014 Audited financial statements
2013 filings and related documents
- 2013 annual report: State of Mozilla 2013
- Mozilla 2013 financial FAQ
- 2013 Form 990
- 2013 Audited financial statements
2012 filings and related documents
- 2012 annual report: State of Mozilla 2012
- Mozilla 2012 financial FAQ
- 2012 IRS Form 990 for the Mozilla Foundation
- 2012 audited financial statement for the Mozilla Foundation
2011 filings and related documents
- 2011 annual report: State of Mozilla 2011
- Mozilla 2011 financial FAQ
- 2011 IRS Form 990 for the Mozilla Foundation (8.6mb)
- 2011 audited financial statement for the Mozilla Foundation
2010 filings and related documents
- 2010 annual report: State of Mozilla 2010
- Mozilla 2010 financial FAQ
- 2010 IRS Form 990 for the Mozilla Foundation (4.7mb)
- 2010 audited financial statement for the Mozilla Foundation
2009 filings and related documents
- 2009 financial overview: State of Mozilla 2009
- Mozilla 2009 financial FAQ
- 2009 IRS Form 990 for the Mozilla Foundation
- 2009 audited financial statement for the Mozilla Foundation
2008 filings and related documents
- 2008 financial overview: State of Mozilla and 2008 Financial Statements
- Mozilla 2008 financial FAQ
- 2008 IRS Form 990 for the Mozilla Foundation
- 2008 audited financial statement for the Mozilla Foundation
2007 filings and related documents
- 2007 financial overview: Sustainability in Uncertain Times
- Mozilla 2007 financial FAQ
- 2007 IRS Form 990 for the Mozilla Foundation
- 2007 audited financial statement for the Mozilla Foundation
2006 filings and related documents
- 2006 financial overview: Beyond Sustainability
- Mozilla 2006 financial FAQ
- 2006 IRS Form 990 for the Mozilla Foundation
- 2006 audited financial statement for the Mozilla Foundation
2005 filings and related documents
- 2005 financial overview: The Mozilla Foundation: Achieving Sustainability
- 2005 IRS Form 990 for the Mozilla Foundation
- 2005 IRS Form 990-T for the Mozilla Foundation
- 2005 audited financial statement for the Mozilla Foundation
2004 IRS Form 990 for the Mozilla Foundation
2003 IRS Form 990 for the Mozilla Foundation
Mozilla Corporation Documents
Articles of Incorporation of M. F. Technologies
Certificate of Amendment of Articles of Incorporation Of M.F. Technologies
MZLA Technologies
Articles of Incorporation of MZLA Technologies
MZLA Technologies and Thunderbird Council Operation Agreement