There are 2 repositories under legislation-as-code topic.
French tax and benefit system for OpenFisca
OpenFisca core engine. See other repositories for countries-specific code & data.
Start modelling the tax and benefit system of your country in a few minutes.
Explore legislation formulas and parameters.
Populist API
How-to describe Legislation in schema.org
A client wrapper for the Votesmart API
Legislación Cubana para LinkedData en la web semántica
Notas críticas sobre la sociedad cubana en la wiki del repositorio https://github.com/CubanTech/GacetaOficialCuba