Washington state has two property tax relief programs for senior citizens and people with disabilities. Learn more about exemptions and deferrals for senior citizens, persons with disabilities, and disabled veterans.Find out how to qualify and apply. Visit the Washington State Department of Labor and Industries website to learn more and to apply online. How to fill out the Washington Senior Citizens Services Application? 1) I am: ☐ 61 years of age or older on or before December 31, 2022. File for a Protection Order printable packet or our interactive interview at. You can use this form if you are age 65 or older at the end of 2024. The 2023 Legislature passed Substitute House Bill 1355, which makes changes to property tax exemptions and deferral programs for senior citizens. Please follow the link above to the Washington State Employment Security Department (ESD) website to download their form.