(b) “Employment” for purposes of this part also means domestic service comprising in-home supportive services under Article 7 (commencing with Section 12300) of Chapter 3 of Part 3 of Division 9 of the Welfare and Institutions Code, performed for an employing unit which pays wages in cash of seven hundred fifty dollars ($750) or more to individuals employed in such service during any calendar quarter in the calendar year or preceding calendar year, and is one of the following:

1. (1) The recipient of such services, if the state or county makes or provides for direct payment to a provider chosen by the recipient or to the recipient of such services for the purchase of services, subject to the provisions of Section 12302.2 of the Welfare and Institutions Code.
2. (2) The individual or entity with which a county contracts to provide in-home supportive services.
3. (3) Any county which hires and directs in-home supportive personnel in accordance with established county civil service requirements or merit system requirements for those counties not having civil service systems.