The World Handicap System is in effect this year

The World Handicap System, designed to bring golf “under a single set of Rules for handicapping and provide a more consistent measure of players’ ability between different regions of the world”, will begin this year.

There are many articles out there about the new World Handicap System. Here are links to several of them:

https://www.usga.org/handicapping/roh/2020-rules-of-handicapping.html

https://www.whs.com/

https://www.usga.org/content/usga/home-page/handicapping/world-handicap-system/WHS-resources.html