You might be able to file Form 1040NR-EZ rather than Form 1040NR. See the Instructions for Form 1040NR-EZ (2022). You can deduct state and local income taxes that were withheld in 2013.You do not get credit in California for the Federal taxes that you pay.You may need to file Form 8833 if you are claiming tax treaty benefits (it does not seem as though you are from the evidence that you provide).