gistfile1.txt

using System;
using System.Linq;
using NodaTime;
using NodaTime.Extensions;

public class Program
{
    public static void Main()
    {
        var latest = (from zone in DateTimeZoneProviders.Tzdb.GetAllZones()
                      from interval in zone.GetZoneIntervals(NodaConstants.BclEpoch, Instant.FromUtc(2000,1, 1, 0, 0))
                      where interval.WallOffset.Seconds % 60 != 0
                      orderby interval.End descending
                      select (zone, interval)).First();
        Console.WriteLine($"{latest.zone.Id}: {latest.interval.End} ({latest.interval.WallOffset})");
    }
}