Function Get-SecondTuesday {
  Param([Parameter(Mandatory=$False)] [ValidateNotNullOrEmpty()] [DateTime] $DT = (Get-Date))

  $d     = Get-Date -Year $DT.Year -Month $DT.Month -Day 8
  $num   = [UInt16] $d.DayOfWeek # 0 = Sun, 1 = Mon, 2 = Tue, etc.
  $delta = (9 - $num) % 7 # 9 = 7 + 2 (2 = Tue)
  $d     = $d.AddDays($delta)

  Return $d
}

Function IsDateAfterSecondTuesday {
  Param([Parameter(Mandatory=$True)] [ValidateNotNullOrEmpty()] [DateTime] $DT)

  $d = Get-SecondTuesday -DT $DT

  Return (0 -lt [DateTime]::Compare($DT, $d))
}

Export-ModuleMember -Function Get-SecondTuesday
Export-ModuleMember -Function IsDateAfterSecondTuesday