EN.F.I.A. Tax Certificate) - All the cases

Source: Tax Heaven 

What is EN.F.I.A and who issues it?

The certificate of single private property tax is a public document drafted and issued by the Tax Authority and certifies that the same property

The EN.F.I.A in the case of Open Auction:

The above also apply to compiling a summary of the allocation report of a voluntary auction. In this case, the certificate shall be produced only by the auctioneer.