If you will be under the threshold for your social security to be taxable in Kansas for 2023 Estimated taxes may not be required but if you investment or other income is more than you had anticipated , you could have state and federal tax owed for 2023. I recommend you review your projected 2023 income from all sources in late fall of 2023 to see if your projected income is still close to what you have calculated to avoid paying any state tax.
