(a)
(1) Whenever all or a portion of the principal sum of any obligation secured by a mortgage or deed of trust, prior to the maturity date fixed in such obligation, has become due or has been declared due by reason of a breach or default in the performance of any obligation secured by the mortgage or deed of trust, including a default in the payment of interest or of any installment of principal, or by reason of a failure of the grantor to pay, in accordance with the terms of the mortgage or deed of trust, taxes, assessments, premiums for insurance, or advances made by the mortgagee or beneficiary in accordance with the terms of such obligation or of such mortgage or deed of trust, then the mortgagor or grantor or their successors in interest in the trust property may pay, at any time subsequent to the filing for record of a notice of default and intention to sell and prior to the sale, to the mortgagee or beneficiary or their successor in interest the entire amount then due under the terms of such mortgage or deed of trust, including costs and expenses actually incurred in enforcing the terms of the obligation and mortgage or deed of trust, and trustee's and attorney's fees other than that portion of the principal which would not then be due had no default occurred, and thereby cure the default theretofore existing.
(2) Thereupon, all proceedings under this chapter theretofore had or instituted shall be dismissed or discontinued, and the obligation and mortgage or deed of trust shall be reinstated and shall be and remain in force and effect, the same as if no acceleration had occurred.
(b) If the default is cured and the mortgage or deed of trust reinstated in the manner provided in this section, the mortgagee, beneficiary, or their successors in interest shall file for record with the recorder of the county in which the trust property is situated a duly acknowledged cancellation of the recorded notice of default and intention to sell under such mortgage or deed of trust.