Notice No. 01-400
November 28, 2001
TO:		ALL NYMEX MEMBERS AND MEMBER FIRMS
			ALL NYMEX CLEARING FIRMS
			ALL NYMEX OPERATIONS MANAGERS
FROM:	J. Robert Collins, Jr., President
SUBJECT:    	MARGIN RATE CHANGE FOR HENRY HUB NATURAL GAS FUTURES
CONTRACTS
Effective Date:	November 29, 2001 (close of business)
Futures Contract:	Henry Hub Natural Gas Futures
Contract Months:	All Months
Rate Change:
NYMEX Division Margins on Henry Hub Natural Gas Futures Contracts
Clearing Member (Maintenance Margin):		Old:  $3,500
New:  $4,500
Member Customer (Initial Margin):			Old:  $3,850
New:  $4,950
Non-Member Customer (Initial Margin):		Old:  $4,725
New:  $6,075

Should you have any questions regarding these changes, please contact Arthur
McCoy at (212) 299-2928 or Joe Sanguedolce at (212) 299-2855.  This notice
supersedes all previous notices regarding outright margins for the NYMEX
Henry Hub Natural Gas Futures Contract.