Individualized family service plan or IFSP means a written plan for providing early intervention services to an infant or toddler with a disability under this part and the infant's or toddler's family that--
(a) Is based on the evaluation and assessment described in Sec. 303.321;
(b) Includes the content specified in Sec. 303.344;
(c) Is implemented as soon as possible once parental consent for the early intervention services in the IFSP is obtained (consistent with Sec. 303.420); and
(d) Is developed in accordance with the IFSP procedures in Secs. 303.342, 303.343, and 303.345. (Authority: 20 U.S.C. 1401(15), 1435(a)(4), 1436)