Build the deadline from the CDTFA account.
California accounts can have different filing and payment schedules. Confirm the return period, assigned frequency, and any separate prepayment obligation before adding dates to the firm calendar.
CDTFA schedule
Record the account frequency, period close, return deadline, and payment requirements.
California support
Collect jurisdiction detail, deductions, marketplace activity, refunds, and tax collected.
Return and payment proof
Save confirmation numbers and payment evidence with the reviewed filing packet.
California filing and payment obligations can differ by account, and some taxpayers may have prepayment requirements. Verify the current CDTFA account schedule before relying on a general calendar.
California client checklist.
- Confirm the CDTFA account status and assigned frequency.
- Check whether prepayments apply.
- Request source reports early enough for jurisdiction review.
- Reconcile deductions, marketplace sales, refunds, and tax collected.
- Save return and payment confirmations.
Related California resources.
Use the detailed California guide for nexus, registration, collection, and filing-packet considerations.