In France, these rules are available as a website, an API, a NPM package, and raw rules in the https://publi.codes language. https://mon-entreprise.urssaf.fr/développeur
Here's that NPM package: https://www.npmjs.com/package/modele-social and https://github.com/betagouv/mon-entreprise This is incredible. I absolutely love the idea of official, government-supported machine readable versions of these kinds of rules.
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