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Filing Detail
Form NT 20-F - Notification of inability to timely file Form 20-F:
SEC Accession No. 0000903423-11-000335
Filing Date
2011-07-01
Accepted
2011-07-01 06:01:22
Documents
1
Period of Report
2010-12-31
Effectiveness Date
2011-07-01

Document Format Files

Seq Description Document Type Size
1 nt20f_0630.htm NT 20-F 36176
  Complete submission text file 0000903423-11-000335.txt   37169
Mailing Address CARRERA 7 NO 37-69 BOGOTA F8 00000
Business Address CARRERA 7 NO 37-69 BOGOTA F8 00000 5712345000
ECOPETROL S.A. (Filer) CIK: 0001444406 (see all company filings)

IRS No.: 000000000 | State of Incorp.: F8 | Fiscal Year End: 1231
Type: NT 20-F | Act: 34 | File No.: 001-34175 | Film No.: 11944077
SIC: 1311 Crude Petroleum & Natural Gas