Tax collectors are to use GPS-style technology to help work out each household's property tax bill.
The revenue commissioners are preparing to send letters to every home in Ireland telling them how much tax is due.
Revenue is to use Geo directory which has been developed by An Post and Ordnance Survey to identify how far properties are from key amenities such as transport links, health, education, retail and emergency services.
Revenue is also geographically linking its data with publicly available sources such as the CSO's 2011 census results, as well as using a Deprivation Index developed by Pobal.
It is estimated the average household in Dublin will face a bill of around €405 while rural households are expected to pay around €249.