leila sedaghat of jafarabad radio and television news agency.ntory registration in the trading and export society system. the electronic invoice through maadian system was in the middle of december last year when the officials of the ministry of taxation and the tax affairs authority have set aside 3 months for the implementation of this law, so that the two systems of the trade community and maadian are connected. 3 months have passed and at the beginning of april of this year, this law was notified to the ministry of foreign affairs for implementation through the headquarters for combating goods and currency smuggling. in spite of all this , there are still uncertainties in the implementation of these rules, based on the note four of article 18 of the law on combating smuggling of goods, which it was announced in tower 5401 and it has the classification of product groups, one of the categories is gold artefacts, this is expected based on all the measures that have been taken with the cooperation of the dear ones, both the union itself , the mi