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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>9999999997-07-035211.txt : 20070730
<SEC-HEADER>9999999997-07-035211.hdr.sgml : 20070730
<ACCEPTANCE-DATETIME>20070730141054
<PAPER>
ACCESSION NUMBER:		9999999997-07-035211
CONFORMED SUBMISSION TYPE:	REGDEX
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		
FILED AS OF DATE:		20070725
DATE AS OF CHANGE:		20070730
EFFECTIVENESS DATE:		20070725

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Natural Gas Partners IX LP
		CENTRAL INDEX KEY:			0001408123
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		REGDEX
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	021-106712
		FILM NUMBER:		07072987

	BUSINESS ADDRESS:	
		STREET 1:		125 East John Capenter Fwy.
		STREET 2:		Suite 600
		CITY:			Irving
		STATE:			TX
		ZIP:			75062

	MAIL ADDRESS:	
		STREET 1:		125 East John Capenter Fwy.
		STREET 2:		Suite 600
		CITY:			Irving
		STATE:			TX
		ZIP:			75062
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<TYPE>REGDEX
<SEQUENCE>1
<FILENAME>9999999997-07-035211.paper
<DESCRIPTION>AUTO-GENERATED PAPER DOCUMENT
<TEXT>
This document was generated as part of a paper submission.
Please reference the Document Control Number 07072987 for access to the original document.
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