; (B) section 103(2)(B) (relating to business entities); (C) section 103(2)(E) (relating to bona fide sole proprietors); or (D) section 103(2)(F) (relating to formal bona fide contractors). (3) Timing The classification determination of a service provider payee shall be made by the service recipient payor or service provider payee (as required under this subsection) immediately upon entering into an economic relationship between the service recipient payor and the service provider payee. (c) Reclassifications and periodic review A service provider payee or a service recipient payor, as applicable, shall reclassify or review the classification determination under this section in accordance with section 106. 103. Mandatory independent contractor classification A service provider payee shall be classified as an independent contractor if the service provider payee— (1) is not classified as an employee pursuant to section 104; and (2) meets one or more of the following requirements: (A) Licensed profession, trade, or occupation The service provider payee— (i) is engaged in a licensed profession, trade, or occupation