Exhibit 23 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in this Annual Report (Form 10-K) of American Income Fund I-A, a Massachusetts Limited Partnership, of our report dated March 10, 1999, included in the 1998 Annual Report to the Partners of American Income Fund I-A, a Massachusetts Limited Partnership. ERNST & YOUNG LLP Boston, Massachusetts March 10, 1999 15