International Association of Machinists & Aerospace Workers
Public records raise at least one point you should look into before giving.
What it says it does
Executive Board (President, Vice President, Recording Secretary, Secretary-Treasurer, Trustees (3), Conductor-Sentinel), Auditors, Communicator and Committeemen for IAM Local Lodge #742 at Argonne National Laboratory, located in Argonne, Illinois.
- Income
- $24,801
- Spending
- $41,522
- Highest pay
- $1,200, secretary treasurer
Source: Form 990EZ for the year ending December 31, 2024, 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, 2024, 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, 2024, 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)
- The Executive Board and Committeemen of Local Lodge 742 are responsible for representing ~140 machinists and technicians located at Argonne National Laboratory. The Executive Board runs the monthly union meetings and maintains accurate recording-keeping of the money held in several bank accounts. They are also responsible for paying bills on-time and performing financial audits twice a year. The Committeemen are local representation of the union in certain buildings around the Lab, and members of the Union can go to them if they have issues or questions with the work around the Lab.
Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. How we rate
Legitimacy checks
Is it registered with the IRS? Caution.
Not in the IRS master file of tax-exempt organizations. Churches and some very small organizations are not required to register, so this alone does not mean it is not a real charity.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
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 November 6, 2026.
Are donations tax-deductible? Caution.
Not on the IRS list of organizations eligible to receive tax-deductible contributions.
Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.
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 November 4, 2026.
Could it be confused with another charity? Worth knowing.
A much larger organization has a similar name: International Association of Machinists & Aerospace Grand Lodge (Uppr Marlboro, MD), EIN 53-6001417. If that is the one you meant, check the EIN before giving.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 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.