Hola, os dejo un resumen de los PR sobre este punto -creo que no falta ninguno-
https://bitbucket.org/trytonspain/tryton-account_es_csv2xml/pull-requests/2/change-tax-and-base-sign-for-credit-note https://bitbucket.org/trytonspain/trytond-account_es/pull-requests/2/change-tax-and-base-sign-for-credit-note https://bitbucket.org/trytonspain/trytond-account_es_pyme/pull-requests/2/change-tax-and-base-sign-for-credit-note https://bitbucket.org/trytonspain/trytond-aeat_340/pull-requests/5/add-housing-rental-taxes
