42 CFR §423.892

1. (a)Change of ownership. Any of the following constitutes a change of ownership:
   1. (1)Partnership. The removal, addition, or substitution of a partner, unless the partners expressly agree otherwise as permitted by applicable State law.
   2. (2)Asset sale. Transfer of all or substantially all of the assets of the sponsor to another party.
   3. (3)Corporation. The merger of the sponsor's corporation into another corporation or the consolidation of the sponsor's organization with one or more other corporations, resulting in a new corporate body.
2. (b)Change of ownership, exception. Transfer of corporate stock or the merger of another corporation into the sponsor's corporation, with the sponsor surviving, does not ordinarily constitute change of ownership.
3. (c)Advance notice requirement. A sponsor that has a sponsor agreement in effect under this part and is considering or negotiating a change in ownership must notify CMS at least 60 days before the anticipated effective date of the change.
4. (d)Assignment of agreement. When there is a change of ownership as specified in paragraph (a) of this section, and this results in a transfer of the liability for prescription drug costs, the existing sponsor agreement is automatically assigned to the new owner.
5. (e)Conditions that apply to assigned agreements. The new owner to whom a sponsor agreement is assigned is subject to all applicable statutes and regulations and to the terms and conditions of the sponsor agreement.