Banco Santander Chile : Communication of Material Fact - Form 6-K

Communication of Material Fact.

Mrs President,

In compliance with the provisions of article 9 and subsection 2 of article 10 of Law No. 18,045, on the Securities Market, and General Rule No. 30 of the Commission for the Financial Market (hereinafter , the "CMF") modified by General Rule No. 486 of August 31, 2022, duly empowered to that effect, hereby report as a Material Fact regarding Banco Santander-Chile (hereinafter, the "Bank" ) with the purpose of disclosing in a truthful, sufficient and timely manner the essential facts and information related to the Bank, its businesses and the securities issued by it that are subject to public offering, the following:

As of today, November 15, 2022, the dematerialized and bearer bonds were placed by the Bank in the local market, and as of November 16, 2022, the settlement will be carried out, charged to the line registered in the Securities Registry of the CMF under the number 11/2017 dated October 12, 2017. The specific conditions of the aforementioned placement were as follows:

- Series U-6 bonds, for a total amount of $7.000 million pesos, maturing on April 1, 2026. The average placement rate of the securities was 6.63%.

- Series U-7 bonds, for a total amount of $28.000 million pesos, maturing on September 1, 2027. The average placement rate of the securities was 6.25%.

Sincerely,

Patrica Pérez Pallacan

Manager of financial mangement

C.c:

- Stock Exchange

- Chilean Electronic Exchange

- Banco de Chile / Representative of the bond holders