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
      7/31/06 (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:  10/09/2006


                                    By: /s/ Jean Bernhard Buttner
                                        -------------------------
                                            Jean Bernhard Buttner
                                            Chairman and President
                                            Value Line Aggressive Income Trust


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
      7/31/06 (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:  10/09/2006


                                    By: /s/ Stephen R. Anastasio
                                        ------------------------
                                            Stephen R. Anastasio
                                            Treasurer
                                            Value Line Aggressive Income Trust