The SSA has released a excellent set of Social Security Rulings regarding child SSI claims. The Rulings are comprehensive, and offer invaluable guidance regarding determining childhood disability.
SSR 09-1p: Title XVI: Determining Childhood Disability Under the Functional Equivalence Rule —The "Whole Child" Approach
SSR 09-2p: Title XVI: Determining Childhood Disability — Documenting a Child's Impairment-Related Limitations
SSR 09-3p: Title XVI: Determining Childhood Disability — The Functional Equivalence Domain of “Acquiring and Using Information”
SSR 09-4p: Title XVI: Determining Childhood Disability — The Functional Equivalence Domain of “Attending and Completing Tasks”
SSR 09-5p: Title XVI: Determining Childhood Disability — “Interacting and Relating with Others”
SSR 09-6p: Title XVI: Determining Childhood Disability — The Functional Equivalence Domain of “Moving About and Manipulating Objects”
SSR 09-7p: Title XVI: Determining Childhood Disability — The Functional Equivalence Domain of “Caring for Yourself”
SSR 09-8p: Title XVI: Determining Childhood Disability — The Functional Equivalence Domain of “Health and Physical Well-Being”
These Rulings are a must read before you prepare your next childhood disability claim.