“…This is illustrated in Figure 1: Figure 1. Eminence of interoperability web-based applications according (Turban et al, 2002) Turban approach has been the basis for more modern frameworks and models covering the maturity of e-government services in general, usability and accessibility to such services among other aspects included in the works of (Días, Bruzza and Tupia, 2019) and (Salas, Tupia and Bruzza, 2021). Obviously, Turban has been based on the maturity levels proposed at the time by CMMI, which can be seen today oriented to IT services in (Kawashita, Baptista and Soares, 2020).…”