Documentation Expiration: 

• Tax return: April of the following year
• Paycheck stubs: Valid for 1 year
• Unemployment check stubs: Valid until the end of the indicated approval period
• Social Security award letter: Valid for 1 year
• Notarized letter indicating financial support: Valid for 6 months
• College student schedule: Valid until the end of the semester
• Self Declaration form: Valid for 3 months