| Name | Synopsis |
|---|---|
| Conceptual Models | Rules about the translation and execution environment |
| Environmental Considerations | Rules about character sets and limits |
| Concepts | Various different rules about identifiers and types are grouped together in this category |
| Conversions | Rules about conversions between types |
| Lexical Elements | Rules about keywords, literals, identifiers and comments |
| Expressions | Rules about expressions |
| Declarations | Rules about declarations |
| Statement and Blocks | Rules about statements |
| External Definitions | Rules about visibility of definitions |
| Preprocessing Directives | Rules about preprocessor constructions |
| Library | Rules about the C libraries |