2021 form 540 instructions July 8, 2019 16 32 64 128 2021 form 540 2ez instructions Ftb 2021 form 540 instructions 2021 ca form 540 instructions California form 540 instructions 2021 pdf California franchise tax board 2021 form 540 instructions Form 540 2021 form 540 Form 540 booklet 2021 Form 540nr 2021