First you should review the Child Disability Starter Kit because it will answer common questions  about applying for Supplemental Security Income benefits for children and it has a worksheet which is helpful when gathering info.
Do you know what to do if you do not want to do the report online or need help?
Yes, I know what to do.
The number to call us is toll free at 1-800-772-1213.
What time am I able to talk to a representative?
You can call a representative Monday through Friday from 8 a.m. to 5:30 p.m.
What if  I am deaf or hard of hearing?
You can call our toll-free TTY number at 1-800-325-0778.
How would I know if my income and resources are within the allowed limits?
You would need to contact Social Security right away to learn if your income and resources of the parents and the child are in the allowed limits.
Once we know if the income is in the limits what should we do?