Still need to file your taxes? We offer free consultations and drop-off tax preparation services.The CDTFA provides California taxpayers a convenient method for filing their sales and use tax returns and paying amounts owed through service providers. We offer several options when it comes to resolving unpaid taxes. Please complete the form below to get a free consultation with our tax specialist. Tax Debt Resolution. Contact our San Jose, CA office now. It is possible to get an installment payment plan for 60 months from the IRS for paying whatever type of tax debt you owe. The due date to file your California state tax return and pay 5 any balance due is April 15, 2025. File your taxes at 777 Story Road, San Jose, CA - In Walmart.