The phrase "aim to harmonise" is correct and usable in written English.
It can be used when expressing the intention to create agreement or compatibility between different elements or parties.
Example: "Our organization aims to harmonise the various policies across departments to ensure a cohesive approach."
Alternatives: "strive to align" or "seek to unify".
The regulation aims to harmonise the quality of construction materials, including external cladding, across the EU, to make sure they are safe and fit for use.
Acta is a far-reaching agreement that aims to harmonise international standards on protecting the rights of those who produce music, movies, pharmaceuticals, fashion, and a range of other products that often fall victim to intellectual property theft.
The United States has just endorsed the gist of the Council of Europe's cybercrime treaty, which aims to harmonise laws against hacking, Internet fraud and child pornography.All this is a far cry from what leading Internet thinkers prophesied only five years ago.
As explain above, the interchangeability aims to harmonise interfaces for control-command, energy saving and access sub-assemblies for metro and light rail rolling stock.
EFOMP aims to harmonise and advance medical physic in both its professional clinical and scientific expression throughout Europe by bringing about and maintaining systematic exchange of professional and scientific information, through the formulation of common policies, and by promoting education and training programmes.
It aimed to harmonise the procedures in contract research and other administration in the five university hospitals.
Regulation, such as the proposed GDPR, would bind governments, corporations and citizens directly and hence aims to harmonise completely.
We aimed to harmonise the measures across all six countries focusing on conceptual and cultural equivalence rather than relying simply on verbatim translation.
