CA Rev & Tax Code Section 2910.5

When taxes on unsecured property are paid in cash or whenever a receipt is requested at the time of payment by the person paying the tax, the tax collector shall give a receipt to the person making payment, specifying:

(a)

The name of the assessee.

(b)

The amount of the assessment.

(c)

The amount of tax paid.

(d)

The beginning and ending of the fiscal year for which the tax is paid.