The name of this organization shall be the Sonoran Desert Mountain Bicyclists (SDMB).


The SDMB is a 501c3 Non-Profit mountain bike trail advocacy organization. SDMB is devoted to promoting the sport of mountain bicycling, protecting our access to trails for riders of all levels and styles, and to maintaining mountain bicycling opportunities that are environmentally and socially responsible.  SDMB views mountain biking as a sport that helps promote good health and fitness through low impact and sustainable outdoor activity.

SDMB is dedicated to promoting, protecting and enhancing mountain bicycling opportunities through:

  • Providing mountain bicycling opportunities, trail maintenance and social events for the mountain bicycling community.
  • Promoting responsible riding, ethical behavior, and diversity among the mountain bicycling community through example, education and encouragement of riders.
  • Working in concert with land managers and owners to protect, improve, and to build sustainable trails and facilities to accommodate growth in the area.
  • Working with other user groups to ensure a quality trail experience for all users.



SDMB shall be comprised of no fewer than seven (7) members.


New members shall be admitted upon signing a registration form and waiver, and paying annual membership.


All memberships will be on an annual basis, expiring at the end of the month of their registration the following year. Membership shall remain in effect until their dues expire, until they choose to resign or until removed from membership under the terms of Article III, Section 4 of the Bylaws.


  1. Members automatically will be removed if they do not renew their annual membership dues.
  2. Members wishing to resign may do so through written communication to a current member of the Board of Directors (the Board) of SDMB. Written communication includes but is not limited to email, posting on, and/or letter.  Unless the Board determines special circumstances warrant, membership dues are not refundable.
  3. Members whose actions and/or public utterances conflict with the Purpose (Article II) of SDMB, with the Code of Ethics (as promulgated at, or with other official policies adopted by the Board may be removed from membership by a 3/4 majority vote of a quorum of Directors at a meeting of the Board. The reason(s) for the proposed removal shall be recorded in the minutes of the Board and made available to the membership at-large.



Officers of SDMB must be members in good standing and are also considered to be Directors.  Officers shall be chosen by the membership at-large. The terms of office shall be one year, beginning July 1 and ending June 30.

Officers are defined to be:

  • President
  • Vice-President
  • Treasurer
  • Secretary

Responsibilities of the Officers are:

President: The President shall be the principal spokesperson and chief elected officer of the organization, but may delegate such functions to other members or committees as deemed appropriate. The President shall exercise general supervision over the business and affairs of SDMB and shall perform all duties incident to the office of President and other duties as may be prescribed by the Directors of SDMB. The President shall be an ex-officio member of all committees.

Vice-President: The Vice-President shall work closely with the President on all SDMB business, and in the absence of the President assume the duties as appointed by of the President or the Board. The Vice-President shall be an ex-officio member of all committees.

Treasurer: The Treasurer shall be the Chief Financial Officer of SDMB and will serve as the Chair of the Budget Committee. The Treasurer shall be responsible for the security of SDMB funds; maintain accurate records of all receipts and disbursements; disburse funds for the purpose of and in the amounts authorized by the Board; and ensure that SDMB maintains compliance with Arizona and Federal statutes concerning raising and spending funds and the reporting of income and expenditures.

Secretary: The secretary shall be responsible for correspondence, the recording of, preparing and making available minutes of all meetings of the Board and sending meeting announcements. The Secretary shall also be responsible for assembly and distribution of appropriate written material to newly-elected Directors.


Directors must be members in good standing and serve as chairpersons of established standing Areas Of Responsibility (AOR).  Directors shall be chosen by the membership at-large. The terms of office shall be one year, beginning July 1 and ending June 30.

Duties of the Directors include but are not limited to:

  • To provide guidance and direction to the organization in ensuring that the Bylaws and Purpose of SDMB are being carried out.
  • To represent a defined Area of Responsibility.
  • To serve as liaison between SDMB and their respective community partners, as they apply to the Purpose of SDMB.
  • To be a visible representative of SDMB and embody its Purpose.


Associate Directors may be appointed by a majority quorum vote of the Board.  Associates are members who are active in SDMB activities, promote the Purpose of SDMB and who are involved in particular projects and/or the governance of SDMB.  Guidelines to become an Associate are attendance of at least one Board meeting and SDMB event.  Appointments of Associates will be renewed on an annual basis in conjunction with annual elections.


  1. Nominations Committee. The Board shall establish a Nominations Committee to put before the members at-large a slate of Officers and Directors by the end of April each year. Nominations for Officers and Directors will be sought from the membership over a specified two week period, and may be made by any member on behalf of another member, or self-nomination. The Committee will confer with each nominee and make the final decision as to the candidates to be placed on the ballot.  All balloted nominees must provide a short bio of experience and qualifications to be included in the elections process. The Nominating Committee will submit a slate of nominees to the general membership by the end of May.The Nominations Committee may only consider candidates for Officers who are members in good standing that in the preceding year have served as a Director, actively participated in organizing at least one event and have attended at least one Board meeting.  The Nominations Committee may only consider candidates for Directors who are members in good standing that have served as a Director or an Associate Director.
  2. Election of the Board. The Board shall be elected by the membership by means of an electronic on-line vote, moderated by the Nominations Committee. The voting period shall be open for a two week period on or about June 1 and conclude on or about June 15 (and shall be no later than June 30). Members not having internet access will be provided the opportunity to vote by signed proxy. To be elected, Officers and Directors must receive a majority from the votes cast for the balloted position.  Votes for write in candidates are not to be accepted.


  1. Removal of Officers and Directors. Any Officer or Director may be removed by a majority vote of those present at a Special Meeting of the SDMB membership.  The Special Meeting must be called by a majority vote of a quorum of Board members during a regular meeting and announced and advertised to the membership by normal channels.  Notice must be giving at least 24 hours in advance of the Special Meeting and must specify the proposed removal as an agenda item.  The reason(s) for the proposed removal shall be made available to all members present at the Special Meeting, and shall be recorded in the minutes of the meetings.
  2. Resignation of an Officer or Director. By providing written notice to the Board (as specified in Article III, Section 4-B) any member of the Board may resign.  Should such an event occur, the duties of the resigning position will be re-assigned to current Officers and/or Directors. The replacement of the resigning Officer or Director shall take place in the next election cycle. A resigning Officer or Director cannot be reinstated until the next election cycle, pending nomination and election as described in Section 4-2.


  1. Board of Director meetings are open to all SDMB members and the public.  The Board shall hold at least four (4) regular meetings during the year. It may meet more frequently. Meetings shall be called by the President or his/her designee by notifying the membership through normal channels at least seven (7) days in advance.  Notice must contain the time and place of the meeting, and provide an agenda if any action is to be taken.
  2. A majority of the Board must be in attendance for there to be a quorum.  For the transaction of business to occur a quorum must be present.  Business may be discussed by all members at any SDMB board meeting but can only be enacted by affirmative majority vote of a quorum of the Board members present.
  3. The membership present at a duly called and held meeting at which a quorum is initially present may continue to do business notwithstanding the loss of a quorum at the meeting due to a withdrawal of member(s) from the meeting, provided that any action thereafter taken is approved by a majority of the remaining board members.
  4. The meeting shall be concluded once all published agenda items have been discussed and the President or his/her designate motions for conclusion and the motion is properly seconded and approved.


  1. The Executive Committee consists of the President, the Vice President, the Treasurer and the Secretary (the Officers) and shall meet as needed to plan the business of the Board.
  2. Meetings of the Executive Committee need not be open to the full membership or public.


Committees shall be created to address specific tasks as directed by the actions of the Board.  All committees must have a designated chair which shall represent the committee to the Board.  A committee chair may be an existing Officer and/or Director, an Associate, or a SDMB member in good standing.  Committees may be dissolved at will by the Board.


The day-to-day operation of SDMB shall be determined by these bylaws and policies adopted by a majority vote of a quorum of the Board members present at a duly called meeting.


These bylaws may be altered, amended or repealed by a two-thirds vote of a quorum of the Board at a duly-called SDMB meeting, provided that notice of the proposed bylaw changes shall be in writing and shall be communicated via normal channels to the membership at least two weeks prior to the meeting at which they will be considered.


SDMB may be dissolved by the vote of two-thirds of a quorum of the Board at a duly-called meeting, provided that notice of the proposed dissolution shall be in writing and shall be communicated via normal channels to the membership at least two weeks prior to the meeting at which the issue will be considered. Upon such dissolution, the SDMB Board shall vote on how to dispose of the organization’s remaining assets.. Such disposal shall be consistent with the Purpose (Article II) of SDMB.

Approved: July 18, 2006, Amended August, 2012