Are you working on 2020 or 2021? If this is 2021, you can leave your withholding unchanged and make a quarterly estimated tax payment to Hawaii in the quarter you are away from California.
File Form N-200V.
If you are using the Hawaii program for 2020 you can prepare estimated taxes within the Hawaii section.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
