Exhibit 32.2

CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER, SECTION 906

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Venugopal Rathi, the Chief Financial Officer (Principal Financial Officer) of T SERIES MIDDLE MARKET LOAN FUND LLC (the “Company”), hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

•the Form 10-K of the Company for the period from September 14, 2021 (inception) to December 31, 2021 as filed with the Securities and Exchange Commission on the date hereof (the “Form 10-K”), fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

•the information contained in the Form 10-K of the Company for the from September 14, 2021 (inception) to December 31, 2021 fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: March 22, 2022

/s/ Venugopal Rathi

Venugopal Rathi

Chief Financial Officer

(Principal Financial Officer)

*The foregoing certification is being furnished solely pursuant to 18 U.S.C. Section 1350 and is not being filed as part of the Report or as a separate disclosure document.