Inland Revenue Department is the government agency of St. Kitts and Nevis that administers the tax laws in the federation of St. Kitts and Nevis. The agency employs the SIGTAS application, an Oracle based software package for their daily operations of registering tax payers, assessment and collection of taxes. The SIGTAS was implemented at St Kitts in 1999 and in Nevis little later in 2000. Initially SIGTAS was built on Oracle Forms 6i and Reports 6i and Database was Oracle9i.