The research goalis to classify wheat-alien forms of spring wheat according to diseases resistance on an infectious background. Uredospores of stem (Puccinia graminis), yellow (P. striiformis) and leaf rust (P. triticiana) from the collection of microorganisms (NIIBB, Otar) were used as inoculum. 9 introgression lines of spring wheat were found: Kazakhstanskaya 10 x T.dicoccum (North), 6569 x T.millillinae-1, 6569 x T.millitinae-2, 6628 x T.millitinae, 6625 x T.timopheevii-1, 6625 x T.timopheevii-2, 6625 x T.timopheevii-3, 6628 x T.timopheevii-1 and 6628 x T.timopheevii-2, which show horizontal resistance to three kinds of rust. Against the background of artificial infection with the causative agent of stem rust, they showed high resistance until the end of the growing season, disease development degree varied from 0 to 5%, and the PCRB and resistance index did not exceed 107.5 and 0.08, respectively. The sources - wild relatives T.militinae, T.dicoccum, T.timopheevii and T.kiharae in the phases of an adult plant were immune to rust species. Lines 6583 x T.timopheevii (South and North) and 6625 x T.timopheevi-3 showed high resistance to leaf rust, and lines 6569 x T.millitinae-1, -2, 6628 x T.millitinae, 6625 x T.timopheevii -1 and -2 show immunity to this pathogen Puccinia triticiana.