Sec. 303.344 (d) (1)

(1) The IFSP must include a statement of the specific early intervention services, based on peer-reviewed research (to the extent practicable), that are necessary to meet the unique needs of the child and the family to achieve the results or outcomes identified in paragraph (c) of this section, including—

(i) The length, duration, frequency, intensity, and method of delivering the early intervention services;
(A) A statement that each early intervention service is provided in the natural environment for that child or service to the maximum extent appropriate, consistent with §§303.13(a)(8), 303.26 and 303.126, or, subject to paragraph (d)(1)(ii)(B) of this section, a justification as to why an early intervention service will not be provided in the natural environment.
(B) The determination of the appropriate setting for providing early intervention services to an infant or toddler with a disability, including any justification for not providing a particular early intervention service in the natural environment for that infant or toddler with a disability and service, must be—
(1) Made by the IFSP Team (which includes the parent and other team members);