42 C.F.R. § 441.710
(a) Home and Community-Based Setting. States must make State plan HCBS available in a home and community-based setting consistent with both paragraphs (a)(1) and (a)(2) of this section.
(1) Home and community-based settings must have all of the following qualities, and such other qualities as the Secretary determines to be appropriate, based on the needs of the individual as indicated in their person-centered service plan:
(vi) In a provider-owned or controlled residential setting, in addition to the above qualities at paragraphs (a)(1)(i) through (v) of this section, the following additional conditions must be met:
(B) Each individual has privacy in their sleeping or living unit:
(1) Units have entrance doors lockable by the individual, with only appropriate staff having keys to doors;
(2) Individuals sharing units have a choice of roommates in that setting; and
(3) Individuals have the freedom to furnish and decorate their sleeping or living units within the lease or other agreement.
(F) Any modification of the additional conditions, under paragraphs (a)(1)(vi)(A) through (D) of this section, must be supported by a specific assessed need and justified in the person-centered service plan. The following requirements must be documented in the person-centered service plan:
(1) Identify a specific and individualized assessed need.
(2) Document the positive interventions and supports used prior to any modifications to the person-centered service plan.
(3) Document less intrusive methods of meeting the need that have been tried but did not work.
(4) Include a clear description of the condition that is directly proportionate to the specific assessed need.
(5) Include regular collection and review of data to measure the ongoing effectiveness of the modification.
(6) Include established time limits for periodic reviews to determine if the modification is still necessary or can be terminated.
(7) Include the informed consent of the individual.
(8) Include an assurance that interventions and supports will cause no harm to the individual.
(2) Home and community-based settings do not include the following:
(3) Compliance and transition:
(ii) CMS will require transition plans for existing section 1915(c) waivers and approved state plans providing home and community-based services under section 1915(i) to achieve compliance with this section, as follows:
(iii) A State must provide at least a 30-day public notice and comment period regarding the transition plan(s) that the State intends to submit to CMS for review and consideration, as follows:
(iv) A State must submit to CMS, with the proposed transition plan:
(e) Nonapplication. The State may elect in the State plan amendment approved under this subpart not to apply the following requirements when determining eligibility:
(2) Section 1902(a)(10)(B) of the Act, pertaining to comparability of Medicaid services, but only for the purposes of providing section 1915(i) State plan HCBS. In the event that a State elects not to apply comparability requirements:
(i) The State must describe the group(s) receiving State plan HCBS, subject to the Secretary's approval. Targeting criteria cannot have the impact of limiting the pool of qualified providers from which an individual would receive services, or have the impact of requiring an individual to receive services from the same entity from which they purchase their housing. These groups must be defined on the basis of any combination of the following: