31 C.F.R. § 363.97 – What do I need to know if I transfer a book-entry savings bond to another person as a gift?

(a) You must certify online that the transfer is a gift.
(b) You must provide the SSN or EIN of the recipient.
(c) Once the transfer is made, the gift is irrevocable.
(d) The bond will be transferred in the single owner form of registration for individual account owners, and in the entity form of registration for account owners that are entities.

[67 FR 64286, Oct. 17, 2002, as amended at 74 FR 19420, Apr. 29, 2009]