Kohat Division ( Urdu : Ø Ù Ø Ù Ú Ú Ù Û Ø Ù ) was an administrative division of the North-West Frontier Province of Pakistan , until the reforms of 2000 abolished the third tier of government . Kohat Division was an administrative division of the North-West Frontier Province of Pakistan , until the reforms of 2000 abolished the third tier of government .