India Time to GST Converter
GST is 1 hour 30 minutes behind IST. 9:00 AM IST = 7:30 AM GST.
GST is 1 hour 30 minutes behind IST. To convert India Time to GST, subtract 1 hour 30 minutes from the India Time time: 9:00 AM IST = 7:30 AM GST.
India Time (India time) is used in India. GST (Gulf Time) is used in United Arab Emirates and Oman.
India Time to GST time conversion table
India Time to GST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| India Time | GST | Day |
|---|---|---|
| 12:00 AM IST | 10:30 PM GST | previous day |
| 1:00 AM IST | 11:30 PM GST | previous day |
| 2:00 AM IST | 12:30 AM GST | night |
| 3:00 AM IST | 1:30 AM GST | night |
| 4:00 AM IST | 2:30 AM GST | night |
| 5:00 AM IST | 3:30 AM GST | night |
| 6:00 AM IST | 4:30 AM GST | night |
| 7:00 AM IST | 5:30 AM GST | night |
| 8:00 AM IST | 6:30 AM GST | — |
| 9:00 AM IST | 7:30 AM GST | — |
| 10:00 AM IST | 8:30 AM GST | — |
| 11:00 AM IST | 9:30 AM GST | work hours |
| 12:00 PM IST | 10:30 AM GST | work hours |
| 1:00 PM IST | 11:30 AM GST | work hours |
| 2:00 PM IST | 12:30 PM GST | work hours |
| 3:00 PM IST | 1:30 PM GST | work hours |
| 4:00 PM IST | 2:30 PM GST | work hours |
| 5:00 PM IST | 3:30 PM GST | — |
| 6:00 PM IST | 4:30 PM GST | — |
| 7:00 PM IST | 5:30 PM GST | — |
| 8:00 PM IST | 6:30 PM GST | — |
| 9:00 PM IST | 7:30 PM GST | — |
| 10:00 PM IST | 8:30 PM GST | — |
| 11:00 PM IST | 9:30 PM GST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert India Time to GST
Subtract 1 hour 30 minutes from the India Time time to get GST.
Example: 9:00 AM IST = 7:30 AM GST.
Across midnight: 1:00 AM IST = 11:30 PM GST (previous day). The date changes, so always check the day as well as the hour.
Time difference between India Time and GST
The time difference between India Time and GST is 1 hour 30 minutes all year – GST is behind IST.
India Time and GST during daylight saving time
- India Time does not observe daylight saving time; it stays on UTC+5:30 all year.
- GST does not observe daylight saving time; it stays on UTC+4 all year.
Best time for a meeting between India Time and GST
India Time and GST share 6 hours 30 minutes of the 9 AM–5 PM working day. Any time between 10:30 AM and 5:00 PM IST lands between 9:00 AM and 3:30 PM GST, inside working hours for both.
India Time to GST FAQ
What is the time difference between India Time and GST?
GST is 1 hour 30 minutes behind IST all year. 9:00 AM IST = 7:30 AM GST.
What is 9 AM India Time in GST?
9:00 AM IST is 7:30 AM GST.
What is 12 PM (noon) India Time in GST?
12:00 PM IST is 10:30 AM GST.
Is GST ahead of or behind India Time?
GST is 1 hour 30 minutes behind IST, so it is earlier in GST than in India Time.
Does India Time change for daylight saving time?
No. India Time stays on the same offset all year, so conversions never shift for daylight saving time.
Does GST change for daylight saving time?
No. GST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between India Time and GST?
India Time and GST share 6 hours 30 minutes of the 9 AM–5 PM working day. Any time between 10:30 AM and 5:00 PM IST lands between 9:00 AM and 3:30 PM GST, inside working hours for both.
Related conversions
Convert GST to India Time
Convert India Time to other time zones
Convert other time zones to GST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.