Exhibit 19(b)

This certification is furnished pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. §1350, and accompanies the report on Form N-CSR for the period ended March 31, 2026 (the “Report”), of the Tax-Free Fixed Income Fund II for Puerto Rico Residents, Inc.

Carlos V. Ubiñas and José Grau, of Tax-Free Fixed Income Fund II for Puerto Rico Residents, Inc. each certify that:

1.   This Form N-CSR filing for the Fund fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

2.   The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Fund.

 

By:    /s/ Carlos V. Ubiñas
   Carlos V. Ubiñas
   Principal Executive Officer

 

By:   /s/ José Grau
   José Grau
   Principal Financial Officer

Date: June 5, 2026