How old is the baby can apply for social security card

Hello pro 1.newborns within one year of birth, can be applied at any time but the local tax is 6-25 days a month to accept social security. Newborns can apply for a social security card within three months of birth and can be reimbursed for expenses incurred from the time of birth to the present. If you apply for a social security card after three months, you can only be reimbursed for the medical expenses from the time of the card.