Sec. 303.405 (a)

(a) Each participating agency must permit parents to inspect and review any early intervention records relating to their children that are collected, maintained, or used by the agency under this part. The agency must comply with a parent’s request to inspect and review records without unnecessary delay and before any meeting regarding an IFSP, or any hearing pursuant to §§303.430(d) and 303.435 through 303.439, and in no case more than 10 days after the request has been made.