diff --git a/source/app/controllers/util.py b/source/app/controllers/util.py
index 70266d7..9d0bfb9 100644
--- a/source/app/controllers/util.py
+++ b/source/app/controllers/util.py
@@ -853,7 +853,7 @@ def to_letters(value, moneda):
         'USD': 'dólar',
         'EUR': 'euro',
     }
-    return NumLet(value, monedas[moneda]).letras
+    return NumLet(value, monedas.get(moneda, moneda)).letras
 
 
 def get_qr(data):
@@ -892,12 +892,18 @@ def _comprobante(values, options):
 
 
 def _emisor(doc, version, values):
-    node = doc.find('{}Emisor'.format(PRE[version]))
-    data = CaseInsensitiveDict(node.attrib.copy())
-    node = node.find('{}DomicilioFiscal'.format(PRE[version]))
+    emisor = doc.find('{}Emisor'.format(PRE[version]))
+    data = CaseInsensitiveDict(emisor.attrib.copy())
+    node = emisor.find('{}DomicilioFiscal'.format(PRE[version]))
     if not node is None:
         data.update(CaseInsensitiveDict(node.attrib.copy()))
-    data['regimenfiscal'] = values['regimenfiscal']
+
+    if version == '3.2':
+        node = emisor.find('{}RegimenFiscal'.format(PRE[version]))
+        if not node is None:
+            data['regimenfiscal'] = node.attrib['Regimen']
+    else:
+        data['regimenfiscal'] = values['regimenfiscal']
 
     path = _join(PATH_MEDIA, 'logos', '{}.png'.format(data['rfc'].lower()))
     if is_file(path):
@@ -912,6 +918,10 @@ def _receptor(doc, version, values):
     node = node.find('{}Domicilio'.format(PRE[version]))
     if not node is None:
         data.update(node.attrib.copy())
+
+    if version == '3.2':
+        return data
+
     data['usocfdi'] = values['usocfdi']
     return data
 
diff --git a/source/app/models/main.py b/source/app/models/main.py
index 6048a89..c0825e8 100644
--- a/source/app/models/main.py
+++ b/source/app/models/main.py
@@ -1248,6 +1248,10 @@ class Facturas(BaseModel):
 
     def _get_not_in_xml(self, invoice):
         values = {}
+
+        if invoice.version == '3.2':
+            return values
+
         obj = SATRegimenes.get(SATRegimenes.key==invoice.regimen_fiscal)
         values['regimenfiscal'] = str(obj)