Deep subject matter expertise resides in Commonwealth agencies and Secretariats, making it crucial that the organizational structure envisioned by Chapter 64 of the Acts of 2017, respect and preserve the proper role of agencies and Secretariats in managing the aspects of the application layer that relate to the day-to-day operations of the Commonwealth’s core programs and services. Therefore, Secretariats and agencies own, operate, manage, and support the business applications in most instances.