34 CFR §300.113

1. (a)Hearing aids. Each public agency must ensure that hearing aids worn in school by children with hearing impairments, including deafness, are functioning properly.
2. (b)External components of surgically implanted medical devices.
   1. (1)Subject to paragraph (b)(2) of this section, each public agency must ensure that the external components of surgically implanted medical devices are functioning properly.
   2. (2)For a child with a surgically implanted medical device who is receiving special education and related services under this part, a public agency is not responsible for the post-surgical maintenance, programming, or replacement of the medical device that has been surgically implanted (or of an external component of the surgically implanted medical device).