According to resolution No. 409-2018 of the Council of Ministers of the Economic Integration issued on December 7, 2018 (COMIECO-LXXXV) and published in the Official Gazette No. 238, Volume No. 421, on December 19, 2018:

  1. The Central American Single Declaration (DUCA) will replace the Central American Single Customs Form (FAUCA) and the Single Declaration of Goods for the International Terrestrial Customs Transit (DUT) and be used as a Goods Declaration (DM) by the States that are Party to the General Treaty of Central American Economic Integration.
  2. The DUCA will be submitted electronically, unless if the applicable customs regime requires it to be presented physically to the authorities for the visa or stamp process. A summarized DUCA is available for few exception cases.
  3. Any reference to the FAUCA, the DM or the DUT in a legal instrument of the Central American Economic Integration shall be a reference to the DUCA.

The resolution will be become effective on April 1st, 2019

If you are interested in reading the resolution No. 409-2018 issued by COMIECO, the the DUCA and the instructions for guidance on filling the DUCA, please click on the following link: https://goo.gl/2rp1Pn