FORM
6-K
SECURITIES
AND EXCHANGE COMMISSION
Washington,
D.C. 20549
Report
of Foreign Issuer
Pursuant
to Rule 13a-16 or 15d-16 of
the
Securities Exchange Act of 1934
For
the
month of September, 2007
Commission
File Number: 333-07654
ENDESA,
S.A.
(Translation
of Registrant's Name into English)
Ribera
del Loira, 60
28042
Madrid, Spain
(Address
of principal executive office)
Indicate
by check mark whether the registrant files or will file
annual
reports under cover of Form 20-F or Form 40-F:
Indicate
by check mark if the registrant is submitting the Form 6-K
in
paper
as permitted by Regulation S-T Rule 101(b)(1):
Indicate
by check mark if the registrant is submitting the Form 6-K
in
paper
as permitted by Regulation S-T Rule 101(b)(7):
Indicate
by check mark whether by furnishing the information
contained
in this Form, the Registrant is also thereby furnishing the information
to the
Commission
pursuant
to Rule 12g3-2(b) under the Securities Exchange Act of 1934:
If
“Yes”
is marked, indicate below the file number assigned to the
registrant
in
connection with Rule 12g3-2(b):
N/A