Approval Rule Absence: Best way to design multiple countries, with the same Absence Types.

Summary:

What is the Best way to design multiple countries, with the same Absence Type names but different approval rules. To make sure every time we update rules we don't have to negative-retest countries which are already live.

Content (please ensure you mask any confidential information):

Hi All,
We are currently implementing absence management for multiple countries in phases.
For most countries, when the absence types are the same, we use a common Absence Type name (for example, Study Leave for US, UK, and IE). In most cases, the approval rules are also the same. However, there are a few country-specific exceptions.