Therefore, on the morning of Sunday, the clocks will need to be moved forward one hour, from 03:00 a.m. to 04:00 a.m.
A relevant announcement issued by the competent Ministry of Infrastructure and Transport states the following: "We remind you that on Sunday, March 31, 2024, the application of the winter time measure ends, in accordance with Directive 2000/84 of the European Parliament and of the Council of 19/01/2001, concerning the provisions for winter time. The clocks must be moved forward one hour, from 03:00 a.m. to 04:00 a.m."
Source:
https://www.gov.gr/en/upourgeia/upourgeio-upodomon-kai-metaphoron