(

a) In a county in which the board of retirement has appointed personnel pursuant to

Section 31522.1, the board of retirement may appoint an administrator, an assistant administrator, a chief investment officer, senior management employees next in line of authority to the chief investment officer, subordinate administrators, senior management employees next in line of authority to subordinate administrators, and legal counsel. (

b) Notwithstanding any other provision of law, the personnel appointed pursuant to this

section may not be county employees but shall be employees of the retirement system, subject to terms and conditions of employment established by the board of retirement. Except as specifically provided in this subdivision, all other personnel shall be county employees for purposes of the county’s employee relations resolution, or equivalent local rules, and the terms and conditions of employment established by the board of supervisors for county employees, including those set forth in a memorandum of understanding. (

c) Except as otherwise provided by Sections 31529.9 and 31596.1, the compensation of personnel appointed pursuant to this

section shall be an expense of administration of the retirement system, pursuant to

Section 31580.2. (

d) The board of retirement and board of supervisors may enter into any agreements as may be necessary and appropriate to carry out the provisions of this section. (

e) Section 31522.2 is not applicable to any retirement system that elects to appoint personnel pursuant to this section. (

f) This

section shall apply to the retirement system established under this

chapter in San Bernardino County at such time as the board of retirement, by resolution, makes this

section applicable in that county.