Re: Is it possible to file a MFJ return for the IRS and a MFS return for California. One spouse moved to a no income tax state in the middle of 2020 and has earnings in both states. The other remain...

Taxes-by-Rocky · ‎05-15-2021

Maybe: Bottom of page 11 in FTB Pub 1031 "no intention of reconciliation".

Don't know if that helps.