In the present article we intend to highlight the importance that the use of writing in the most varied legal texts had in the Visigothic Law. With this purpose we focus mainly on two legal texts of the Visigothic times. Firstly on the Code of Eurico, in which several chapters show us certain legal transactions which were drawn up in writing. Likewise, on the Lex Visigothorum, where there are many provisions that recount documented legal acts of all types: more specificly, with regard to the mentioned Lex, we have focused firstly on the legal transactions as well as on the documented forensic acts. Finally, we analyse the main aspects related to the forgery of documents regulated in the mentioned legal Visigothic text.En el presente artícu...