To figure out the amount to enter on line 74 of Form 540 or line 84 of Form 540NR, fill out the Excess SDI (or VPDI) Worksheet. If married/registered domestic partner (RDP) and filing jointly, figure the amount of excess SDI (or VPDI) separately for each spouse/RDP.

Here is the link: https://www.ftb.ca.gov/refund/help-refund.html#:~:text=To%20figure%20out%20the%20amount,separately%2....