**IMPORTANT MESSAGE: The PSID data-center will be down between 7:00-7:30 A.M. on Thursday, 23OCT2014. **
 
 
In order to safeguard the confidentiality of respondents at the highest level, some data are provided only under conditions of a restricted use contract between the researcher and the University of Michigan.

Available Restricted Data
 Geospatial
 Assisted housing
 Hurricane Katrina
 Medicare claims
 Mortality
 School identifers
 Vehicle model
Process and requirements for obtaining restricted data
Active contract holders: requirements
Frequently Asked Questions
  Obtaining the data
  Existing contract holders