(a) A referring entity must complete a PL1 when an individual is seeking admission into a NF through the preadmission process, and:(1) if the PL1 indicates the individual is suspected of having MI, ID, or DD:(A) must notify the LIDDA, LMHA, or LBHA, as applicable; and(B) must provide a copy of the PL1 to the LIDDA, LMHA, or LBHA, as applicable; and(2) if the PL1 indicates the individual is not suspected of having MI, ID, or DD, must provide a copy of the completed PL1 to the NF.(b) If a LIDDA, LMHA, or LBHA is provided a copy of a PL1 in accordance with subsection (a)(1)(B) of this section, the LIDDA, LMHA, or LBHA must:(1) comply with §303.302(a)(1) of this chapter (relating to LIDDA, LMHA, and LBHA Responsibilities Related to the PASRR Process);(2) complete a PE in accordance with §303.302(a)(2) of this chapter;(3) comply with §303.302(b) and (c) of this chapter; and(4) make reasonable efforts to arrange for available community services and supports in the least restrictive setting to avoid NF admission, if the individual seeking admission to a NF, or the individual's LAR on the individual's behalf, wants to remain in the community.