California Code, Civil Code - CIV § 798.73.5

(a) In the case of a sale or transfer of a mobilehome that will remain in the park, the management may only require repairs or improvements to the mobilehome, its appurtenances, or an accessory structure that meet all of the following conditions:

(b) The management, in the case of sale or transfer of a mobilehome that will remain in the park, shall provide a homeowner with a written summary of repairs or improvements that management requires to the mobilehome, its appurtenances, or an accessory structure that is not owned and installed by the management no later than 10 business days following the receipt of a request for this information, as part of the notice required by Section 798.59. This summary shall include specific references to park rules and regulations, local ordinances, and state statutes and regulations relating to mobilehomes upon which the request for repair or improvement is based.

(c) The provisions of this section enacted at the 1999-2000 Regular Session of the Legislature are declarative of existing law as they pertain to allowing park management to enforce park rules and regulations; these provisions specifically limit repairs and improvements that can be required of a homeowner by park management at the time of sale or transfer to the same repairs and improvements that can be required during any other time of a residency.