If you and your husband were both full-year residents of Texas during the years in question, and neither of you actually (physically) performed any work within the State of Louisiana in those years, then your work income from those years is not subject to Louisiana state income tax. Here is the relevant Louisiana statute:
https://legis.la.gov/Legis/Law.aspx?d=101932#:~:text=Every%20nonresident%20shall%20pay%20a,(3)%20Cor....
**Answers are correct to the best of my ability but do not constitute tax or legal advice.
