Exhibit 99.906.CERT

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Jean Bernhard Buttner, Chairman and President of the Value Line Aggressive Income Trust (the “Registrant”), certify that:

1. The periodic report on Form N-CSR of the Registrant for the period ended 7/31/07 (the “Form N-CSR”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, and

2. The information contained in the Form N-CSR fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

Date:  September 28, 2007          

By:   /s/ Jean Bernhard Buttner               

Jean Bernhard Buttner

Chairman and President

Value Line Aggressive Income Trust

Exhibit 99.906.CERT

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Stephen R. Anastasio, Treasurer of the Value Line Aggressive Income Trust (the “Registrant”), certify that:

1. The periodic report on Form N-CSR of the Registrant for the period ended 7/31/07 (the “Form N-CSR”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, and

2. The information contained in the Form N-CSR fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

Date:  September 28, 2007          

By:   /s/ Stephen R. Anastasio               

Stephen R. Anastasio

Treasurer

Value Line Aggressive Income Trust