細則

1. Origins, structure, and basic meaning

• Structure: 細則 is read as さいそく and is a noun for detailed rules that make a broader set of regulations or a system operational.
• Basic usage: It is used for checking dress requirements in tournament rules or establishing details for a new system.

2. Common pitfalls and similar expressions

• Relation to broader rules
  • 細則 focuses on provisions that specify how a larger rule set or system works.
• Key verbs
  • Existing details can be 書かれている, while creating them is expressed as 細則を定める.