Information Protection @ MIT

Areas Processing Employment Data

Social Security numbers (SSN) are often collected when processing employment documents such as job applications, I-9's, and other personnel documents. However, the majority of the time, after it has been collected at the point of hire, the SSN of the employee is no longer needed by the department that did the hiring.

Once the SSN has been transferred to the Payroll Service Center for tax purposes, all local copies of it should be securely destroyed. Below is a list of places where SSN may have been collected.

Items To Be Securely Destroyed

Departments, Labs and Centers (DLCs) are not expected to keep the following (they may be securely destroyed):

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