CA Civ Proc Code Section 729.030

The redemption period during which property may be redeemed from a foreclosure sale under this chapter ends:

(a)

Three months after the date of sale if the proceeds of the sale are sufficient to satisfy the secured indebtedness with interest and costs of action and of sale.

(b)

One year after the date of sale if the proceeds of the sale are not sufficient to satisfy the secured indebtedness with interest and costs of action and of sale.