us_regulation_references grammar

The us_regulation_references grammar is found in the set .

entity	description	examples	components	checksum

In the tables, ✔️ indicates that the item is always used, and ❌ that the item is never used. The ✓ symbol indicates that the item is only used for some entities (that is, for some but not all countries or languages). For details, refer to the relevant entity page.