Yes. The estimated payments or quarterly payments (1040 ES) are divided into 4 quarters. The 1st payment is still due on 4/15/2021, 2nd on 6/15/2021, 3rd payment is due 9/15/2021, and the last quarter payment is due on 1/15/2022. You can access the IRS website to make your quarterly payments.
State of California quarterly or estimated payments (540 ES) are divided into 3 payments. The 1st payment (30% of tax liability) is still due on 4/15/2021, 2nd payment (40% of tax liability) is due 6/15/2021, no payment on 3rd quarter, and the last payment (30% of tax liability) is due on 1/18/2022. You can send the payment to FTB online or by mall.
