[time.zone.general]

# 30 Time library [[time]](./#time)

## 30.11 Time zones [[time.zone]](time.zone#general)

### 30.11.1 General [time.zone.general]

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/time.tex#L8726)

[[time.zone]](time.zone "30.11 Time zones") describes an interface for accessing
the IANA Time Zone Database[[bib]](bibliography#bib:iana-tz "Bibliography") that interoperates with sys_time and local_time[.](#1.sentence-1)

This interface provides time zone support to
both the civil calendar types ([[time.cal]](time.cal "30.8 The civil calendar"))
and to user-defined calendars[.](#1.sentence-2)