California fishing license will be valid 12 months from purchase date

Starting 2023 your California fishing license will be valid 12 months from the date of purchase and auto renewal will be an option.

So far the license was valid January first to New year's eve.. this will change starting January 1st 2023.

Details can be found on their official website 

https://wildlife.ca.gov/News/cdfw-to-begin-offering-365-day-fishing-licenses-for-2023#:~:text=Beginning%20November%2015%2C%202022%2C%20California,for%20a%20continuous%20365%20days.