Since August 8, the online tax tool for sending reports to the US tax administration has been available online.

From a statement issued by the Ministry of Economy and Finance:  

The General Directorate of Revenue (DGI) announced that, as of today, the IT solution for FATCA & AEOI reports is available. This website can be accessed through the following address https://dgi-aeoi.mef.gob.pa.

This tool will allow financial institutions to comply with the requirement to provide information to the DGI at the Ministry of Economy and Finance, in accordance with Law 47 of 2016 (IGA Agreement for FATCA), Law 51 of 2016, Executive Decree 124 2017 and other regulations.