October 28, 2005

Via E-Mail

Office of the Secretariat

Commodity Futures Trading Commission
Three Lafayette Centre

1155 21st Street, N.W.

Washington, D.C. 20581

Re: Amended Rule Certification. NYMEX Submission 05.180:
Notification of Amendments to NYMEX Rules 9.26 and
9.34 for the New York Harbor Gasoline Blendstock (RBOB)
Option Contract.

Dear Ms. Jean Webb:

The New York Mercantile Exchange ("NYMEX" or the "Exchange") is notifying the
Commodity Futures Trading Commission (“CFTC” or “Commission’) of amendments to
NYMEX Rules 9.26, All Month/Any One Month Position Accountability; and 9.34, Reporting
Levels.

Effective for trade date October 10, 2005, these amendments include the addition of
accountability levels and reporting levels for New York Harbor Gasoline Blendstock (RBOB)
Option Contract. This amended submission corrects a typographical error in Rule 9.34. Pursuant
to Section Sc(c) of the Commodity Exchange Act (“Act”) and CFTC Rule 40.6, the Exchange
hereby certifies that the attached rule amendment complies with the Act, including regulations
under the Act.

Should you have any questions concerning the above, please contact Anthony V.
Densieski, Senior Director, Market Surveillance, at (212) 299-2881, or Nicholas G. Galati,
Director, Market Surveillance, at (212) 299-2920.

Very truly yours,

Thomas LaSala
Senior Vice President
Compliance and Risk Management
ce: Brian Regan
Nancy Minett


(Underlining in bold represents an addition, and strikethrough in bold a deletion)
Rule 9.26, All Month/Any One Month Position Accountability
Sections (A) through (D)(IV), Cash Settled Natural Gas Products remain unchanged.

Net Futures or Futures-Equivalent
Position Accountability Levels

Option Contract Gross Option Quadrant Position Accountability Levels

Crude Oil Light Sweet 40,000 contracts
NYMEX Brent Crude Oil 40,000 contracts
N.Y. Heating Oil 20,000 contracts
N.Y. Harbor Unleaded Gasoline 20,000 contracts
N.Y. Harbor Gasoline Blendstock (RBOB) Option 20,000 contracts
N.Y. Heating Oil-Crude Oil Light Sweet Spread 20,000 contracts
N.Y. Harbor Unleaded Gasoline-Crude Oil Light Sweet Spread 20,000 contracts
Natural Gas 20,000 contracts
Platinum 20,000 contracts
PJM Calendar-Month LMP Swap 10,000 contracts

Crude Oil Average Price Option

(Note: For purposes of this rule, this APO contract will be aggregated

with the Light Sweet Crude Oil futures contract.)

Unleaded Gasoline Average Price Option

(Note: For purposes of this rule, this APO contract will be aggregated

with the New York Harbor Unleaded Gasoline futures contract.)

Heating Oil Average Price Option

(Note: For purposes of this rule, this APO contract will be aggregated

with the New York Harbor Heating Oil futures contract.)

For the purposes of this Rule 9.26, option quadrants are: (a) long call; (b) short call; (c) long put; (d) short put.

Section (V) remains unchanged.

Rule 9.34, Reporting Levels

(A) The quantities fixed for the purposes of filing a report under Rule 9.33 are:

Commodity

N.Y.H. Unleaded Gasoline Long Put 150 contracts
N.Y.H. Unleaded Gasoline Long Call 150 contracts
N.Y.H. Unleaded Gasoline Short Put 150 contracts
N.Y.H. Unleaded Gasoline Short Call 150 contracts
N.Y.H. Gasoline Blendstock (RBOB) Long Put 150 contracts
N.Y.H. Gasoline Blendstock (RBOB) Long Call 150 contracts
N.Y.H. Gasoline Blendstock (RBOB) Short Put 150 contracts
N.Y.H. Gasoline Blendstock (RBOB) Short Call 150 contracts
N.Y.H. Unleaded Gasoline Look-Alike Long Put 100 contracts
N.Y.H. Unleaded Gasoline Look-Alike Long Call 100 contracts
N.Y.H. Unleaded Gasoline Look-Alike Short Put 100 contracts
N.Y.H. Unleaded Gasoline Look-Alike Short Call 100 contracts

(Inserted in Rule 9.34 as indicated.)