The two requirements that must be met prior to initiating system disinfection are: Developing Disinfection profiles and Benchmarks
Disinfection profile contains description of the proposed change in disinfection procedure and it also has analysis on to what extent that the process can affect the current standard and status of disinfection of the place. Monitoring for 12 months (consecutively) is required.
Benchmarks are the results or initial changes happened.
