EEST meaning in Regional ?

Answer: What is Eastern European Summer Time mean?

Eastern European Summer Time (EEST) is one of the names of the UTC+03:00 time zone, which is 3 hours ahead of Coordinated Universal Time. It is used as a summer daylight saving time in some European and Middle Eastern countries, which makes it the same as Arabia Standard Time, East Africa Time, and Moscow Time. During the winter periods, Eastern European Time (UTC+02:00) is used.

Since 1996, European Summer Time has been observed from the last Sunday in March to the last Sunday in October. Previously, the rules were not uniform across the European Union.

reference

Full Form	Category
English for Engineering Science and Technology	Academic & Science
Electronic Equipment Service Technician	Academic & Science
Eastern European Standard Time	Regional
Eastern European Summer Time	Regional
Eastern Europe Summer Time	Time