harmonization
noun [ U ]
( UK also harmonisation) uk/ˌhɑːmənɪˈzeɪʃən/ us/ˌhɑːr-/the act of making systems or laws the same or similar in different companies, countries, etc. so that they can work together more easily:
global/international/tax harmonization
Export companies are calling for a harmonization of regulations between America and the European Union.
HR
the process of giving all employees within a company the same rights and using the same rules for deciding pay, hours, etc.