The CA FTB filed a lien against me TWO YEARS after I left California. I didn't discover it until I applied for a home loan and the lender insisted I get it straightened out.
I wrote them as directed and no reply.
I called them and discovered they filed the lien because my professional license was still active and they had assumed (their word, not mine) I was still earning money within the state, but they hadn't received my state income tax return(s).
Here's to you, CA: