Cal. Gov. Code § 53337
If 50 percent or more of the registered voters, or six registered voters, whichever is more, residing within the district, or the owners of one-half or more of the area of the land in the territory included in the district and not exempt from the special tax file written protests against changing the public facilities or services financed by the district, those changes in the facilities or services shall be eliminated from the resolution ordering changes in the types of public facilities or services to be financed and the changes shall not be included in a resolution for a period of one year from the date of the decision of the legislative body on the hearing.
If 50 percent or more of the registered voters, or six registered voters, whichever is more, residing within the district, or the owners of one-half or more of the area of the land in the territory included in the district and not exempt from the special tax file written protests against the levying of any additional special taxes within the district, or against a proposed alteration to an existing special tax within the district, those changes shall be eliminated from the resolution and the changes shall not be included in a resolution for a period of one year from the date of the decision of the legislative body on the hearing.
Ca. Gov. Code § 53337