Question 1

What is IST?

Accepted Answer

IST stands for India Standard Time. It is UTC+5:30 (+5.5 hours from UTC). India Standard Time (IST) is UTC+5:30, used throughout India and Sri Lanka year-round. India does not observe Daylight Saving Time, and its unique 30-minute offset applies to the entire country.

Question 2

What countries use IST?

Accepted Answer

IST (India Standard Time) is observed in: India, Sri Lanka.

Question 3

Is IST the same as UTC+5:30?

Accepted Answer

Yes. IST (India Standard Time) is UTC+5:30, which means it is 5.5 hours ahead of Coordinated Universal Time (UTC).

Question 4

Does IST observe Daylight Saving Time?

Accepted Answer

IST (India Standard Time) is a standard time zone and does not directly observe Daylight Saving Time. Regions that observe DST switch to a different abbreviation during summer months.

Question 5

What is the IANA timezone name for IST?

Accepted Answer

The primary IANA (Internet Assigned Numbers Authority) timezone identifier for IST is "Asia/Kolkata". IANA identifiers are used by computers and operating systems for precise timezone handling, including DST rules.

IST — India Standard Time — Current Time

Timezone Details

Observed In

About IST

Convert IST Time

Related Asia-Pacific Timezones

Frequently Asked Questions about IST