California Code, Health and Safety Code - HSC § 50767

(a) Ensure the provision of affordable rents.

(b) Ensure that the incomes of tenants are recertified annually.

(c) Ensure that upon income recertification rents are adjusted and take effect within 30 days of adjustment.

(d) Determine standards for and ensure fair procedures for, the selection of tenants by housing sponsors or other management designated pursuant to Section 50758 to ensure occupancy by eligible households consistent with the requirements of Sections 50736 and 50739.

(e) Regulate the terms of tenant occupancy agreements.