ScholarShare 529 is California's state-sponsored 529 college savings program, administered by the ScholarShare Investment Board within the California State Treasurer's Office, with TIAA-CREF Tuition Financing, Inc. serving as program manager. Contributions grow tax-deferred and withdrawals for qualified education expenses are free of federal and California state income tax. The plan manages over $20.9 billion in assets across more than 509,000 accounts. Many employers offer ScholarShare 529 payroll contribution as a voluntary financial wellness benefit.