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American Contract Bridge League Unit 503

EIN 37-1565599 · Mountain View, CA

Public records raise at least one point you should look into before giving.

LegitimacyCautionRegistration and standingFinancial healthNot ratedToo small or too little detailGovernanceNot ratedThe short tax form does not cover thisImpact evidenceDescribes programsHow well its results are evidenced

What it says it does

American Contract Bridge League Unit 503 is a bridge organization which promotes the play of duplicate bridge. It is comprised of 10 bridge clubs and is the largest ACBL Unit in the San Francisco Bay Area.

Income
$173,021
Spending
$176,714
Highest pay
$9, board member

Source: Form 990EZ for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate

Financial health

We do not score finances when yearly spending is very small or the return has too little detail. The ratios stop meaning much at that size.

Source: Form 990EZ for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate

Governance

This organization files the short tax form, which does not ask about boards, policies or audits. That is normal for a small charity and is not a mark against it.

Source: Form 990EZ for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (1)
  1. $176,714 spent. The American Contract Bridge League Unit 503 is an organization which promotes the play of duplicate bridge. It is comprised of 10 bridge clubs and is the largest ACBL Unit in the San Francisco Bay Area. Recreational and educational opportunities are provided for Unit 503's approximately 800 bridge club members, other ACBL Bay Area Units' 5,300 members, as well as the general public, to learn and play the card game of bridge. During 2025 duplicate bridge games were held either face-to-face or online at multiple times each day, up to seven days a week. The Unit rents a facility in Mountain View, CA where face-to-face bridge games are played. In 2025 the bridge club held 12 two-to-five-day face-to-face bridge tournaments. Throughout the year face-to-face bridge lessons were held at the club. Additionally, the Unit held six Zoom bridge lectures, given by world-class bridge expert celebrities, and attended by as many as 150 students, as part of the club's bridge education program. The Unit has a mentor program and held three Pro/Am games in which experienced bridge players partner with less experienced players to improve their skills. A large library of bridge books is available for members' learning. The Unit's website is extensive and contains information about the Unit's activities, bridge game schedules and results of daily games, bridge lessons and learning opportunities, and the Unit's governance. The Unit's president publishes a monthly letter, which updates club members as to the club's activities and upcoming events. The Unit also contributes a column to the bridge District newsletter, published regularly and free to members, which contains club news, upcoming events, and bridge-related information of interest to club members. Silicon Valley Youth Bridge offers after-school bridge programs, bridge mentoring events, and other opportunities for youth to learn the game of bridge, all held at ACBL Unit 503's Bridge Center. These include weekly Casual Fridays, Pizza Party bridge tournaments, and Summer Camp bridge classes. The Unit membership and guests are largely seniors, and the Unit provides a social environment where members and the general public can meet new people, make friends, pursue a hobby, play an entertaining card game, and keep mentally sharp.

Source: Form 990EZ for the year ending December 31, 2025, filed with the Internal Revenue Service. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(4) social welfare organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated October 13, 2026.

  3. Are donations tax-deductible? Caution.

    The IRS master file records contributions to this 501(c)(4) social welfare organization as not deductible.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending December 2025.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since September 2010.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 21, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.