Inner TRIM3 Masthead

TRIM3 Registration

While there is no charge to use TRIM baseline program rules and data, we ask users to register so that we can learn more about who is using our site and for what purposes. This information will also be shared with the primary funder of TRIM3 (HHS/ASPE) at their request. However, the information will not be given or sold to any other organization.

If you have already registered but have forgotten your login information, please do not register again. Instead, contact us at Thanks for your help!

Required fields marked with an *, if you select 'other', the next field is required too

Survey ID Assigned by the system

Contact Information

Please provide your name and e-mail address
* First name
* Last name
* Email address you will use to access TRIM
* Requested Password
The requested password must contain a minimum of 6 lowercase characters and at least one number which is not the first character.

Your Organization

* What is the name of your organization, agency, or institution?
* Which of the following categories best describes your organization?
If you select 'Other' above, please describe your organization here.

Our Site

* How did you hear about the TRIM Web site? From a colleague
From a publication that references TRIM
Other (Please specify)
If you selected 'Other' above, please specify here

Your Interests

What are your primary issue interests? Please check all that apply.

Cash and in-kind support programs

Public or subsidized housing
Child support
Child care

Health insurance

State Children's Health Insurance Program (SCHIP)
Employer-sponsored health insurance


Federal income taxes
Payroll taxes

Special populations

If you are interested in any special populations, such as immigrants or children with disabilities, please specify them.


Microsimulation methods

Other interests

If you have other interests not shown above that are related to your use of TRIM, please specify here

Your Research

* Please describe the purpose(s) for which you expect to use TRIM program rules and data, e.g., to write a research paper or article, to advocate for a new policy, to obtain information on child well-being in a particular area.

Our Services

Which of our data tools do you plan to use? Please check all that apply.
Historical database of program rules
Viewing/extracting simulation results
Registering for public TRIM services does not give you the ability to create your own simulations. If you are interested in doing so, contact us to discuss such use.
  Yes No
* Would you like to be notified by e-mail when new data are added to the site?
* In an effort to increase the ease of use of the data, we will periodically contact a selection of users to learn their experiences with TRIM. May we contact you?

Safari users: If you do not see a page next saying we are adding you please contact us.