Tennessee Code Title 48. Corporations and Associations § 48-249-1104

(a) SINGLE PROFESSION.  Except to the extent authorized by subsection (b) and § 48-249-1109, a PLLC may be formed, and professional LLC status of an LLC may be elected, solely for the purpose of rendering professional services, including services ancillary to them, and solely within a single profession.

(b) MULTIPLE PROFESSIONS.  A PLLC may be formed, and professional LLC status of an LLC may be elected, for the purpose of rendering professional services within two (2) or more professions and for the purpose of engaging in any lawful business authorized by this chapter, only if the combination of professional purposes or of professional and business purposes is specifically authorized by the licensing law of this state applicable to each profession in the combination.

(c) OTHER STATES.  Notwithstanding subsections (a) and (b), if a PLLC is formed, or professional LLC status of an LLC is elected, to provide professional services in states other than this state, such PLLC may be formed, or professional LLC status of such LLC may be elected, for the purpose of rendering professional services permitted by the licensing boards of the other states in which it will operate.  Such PLLC, or LLC for which professional LLC status has been elected, shall, nevertheless, be required to file reports and other information, as may be required by the applicable licensing authorities of this state, to establish or confirm that such PLLC, or LLC for which professional LLC status has been elected, is not providing unauthorized professional services in this state.