Loans issued to full-time students are interest free while a student is in full-time studies. Students receiving a Canada Student Loan (CSL) for the first time on or after August 1, 1995, are eligible for up to 340 weeks (~6.5 years) of interest-free status on their loan balance. Students in doctoral programs are eligible for an additional 60 weeks, up to 400 weeks (~7.5 years). Students with permanent disabilities and students who received their first CSL prior to August 1, 1995 are eligible for up to 520 weeks of assistance (10 years), though certain provincial loans may have different limits.