The THAL (INCREASE IN VALUE) ORDINANCE, 1978 (Pb Ord. X of 1978) 29th April, 1978 An Ordinance to provide for the levy of a tax on lands the value of which has been enhanced due to irrigation from the Thal canal Preamble. WHEREAS it is expedient to provide for the levy of a tax on lands, which have already risen or are l...