$Regions = Get-EC2Region
$Regions = $Regions.RegionName
$RunningInstances = @()
foreach ($Region in $Regions)
    {
    $EC2Instances = Get-EC2Instance -Region $Region
    foreach ($EC2Instance in $EC2Instances)
        {
        if ($EC2Instance.Instances.state.name.value -eq 'running')
            {
            $RunningInstances += $EC2Instance
            }
        }
    }

$EC2InstancesWithTagsArray = @()

foreach ($RunningInstance in $RunningInstances)
    {
        $myobj = "" | Select "InstanceId","AZ","Tags"

        $myobj.InstanceId = $RunningInstance.Instances.InstanceId
        $myobj.AZ = $RunningInstance.Instances.Placement.AvailabilityZone
        $myobj.Tags = $RunningInstances.Instances.Tag

        $EC2InstancesWithTagsArray += $myobj

        $myobj = $null
}
$EC2InstancesWithTagsArray | Format-Table