If you support unmarried children under 18, adult children between 18 and 23 attending school, a dependent parent, or a spouse, you can claim VA benefits for them by completing VA form-21-686c. This article provides a step-by-step guide for each family situation. Veterans with a disability rating of 30 percent or higher who are getting … Continue reading Expert Tips for Filling Out VA Form 21-686c for Adding Dependents to Benefits