California Code, Government Code - GOV § 66452.18

(a) Pursuant to subparagraph (A) of paragraph (2) of subdivision (a) of Section 66427.1, the subdivider shall give notice 60 days prior to the filing of a tentative map pursuant to Section 66452 in the form outlined in subdivision (b), to each tenant of the subject property.

(b) The notice shall be as follows:

The owner(s) of this building, at (address), plans to file a tentative map with the (city, county, or city and county) to convert this building to a (condominium, community apartment, or stock cooperative project). You shall be given notice of each hearing for which notice is required pursuant to Sections 66451.3 and 66452.5 of the Government Code, and you have the right to appear and the right to be heard at any such hearing.

The written notices to tenants required by this section shall be deemed satisfied if the notices comply with the legal requirements for service by mail.