Exhibit 12.1
CERTIFICATION
I, Hector Grisi Checa, certify that:
1. I have reviewed this annual report on Form 20-F/A of Banco Santander (México), S.A., Institución de Banca Múltiple, Grupo Financiero Santander México; and
2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;
Date: May 14, 2018
By: | /s/ Héctor Blas Grisi Checa | ||
Name: | Héctor Blas Grisi Checa | ||
Title: | Executive President and Chief Executive Officer |