February 27, 2006

Ms. Jean A. Webb

Secretary

Commodity Futures Trading Commission

Three Lafayette Center

1155 21" Street, N.W.

Washington, D.C. 20581
Reference File #2642.01
Rule Certification

Dear Ms. Webb:

Pursuant to Commission Regulation 40.6(a), the Chicago Board of Trade (CBOT®) hereby
submits the following:

- Establishment of a $1.00 per contract Exchange fee for “Level 3” (non-member)
transactions in CBOT 100 oz. Gold Options.

This fee will appear in CBOT Rulebook Appendix 4A as indicated in the copy attached.

The CBOT intends to implement this fee concurrently with the launch of trading in CBOT 100
oz. Gold Options (currently scheduled for trade date March 3, 2006).

There were no opposing views with respect to this provision.

The CBOT certifies that this provision complies with the Commodity Exchange Act and the
tules thereunder.

Sincerely,

Paul J. Draths
Vice President and Secretary


Appendix 4A

Exchange Transaction and Clearing Fees

Exchange Transaction Fee Schedule

Other
Financial Agricultural
US Treasury Products Products Soybean | Gold
Account Type First | Over First Over First Over Crush &
(See Notes for Details) | Platform 25k__| 25k 25k 25k 25k 25k Options | Silver
1] One member trading fora | Open Auction | $0.05 | $0.05 | $0.05 | $0.05 $0.05 $0.05 $0.50 _
member-owned account
on an individual or firm-
owned seat e-cbot $0.05 | $0.05 | $0.10 [$0.05 | $0.10 | $0.05 = | $0.05
First | Over | First Over First Over
100k | 100k 100k 100k 100k 100k
2] Non-member trading for an | Open Auction | $0.06 | $0.05 | $0.06 $0.05 $0.06 $0.05 $0.60 -
individual member's or
member firm's proprietary | e-cbot $0.12 | $0.12 | $0.30 | $0.20 | $0.30 | $0.20 — | $0.60
account
3) Non- Futures Open Auction | $0.30 | $0.30 | $0.30 $0.30 $0.60 $0.50 = =
member's contracts [ e-cbot $0.45 | $0.45 | $0.90 $0.75 $1.50 $1.50 = $1.00
account Options Open Auction | $0.50 | $0.40 | $0.50 $0.40 $0.60 $0.50 $6.00 =
contracts | e-cbot $0.50 | $0.50 | $0.90 $0.75 $1.50 $1.50 _ $1.00
Exchange Transaction Fee Surcharge
Delegates $0.15
e-cbot only Member Firms $0.20
Exchanges for Physical/Swaps — U.S. Treasury Contracts $0.50
Exchanges for Physical — Agricultural Contracts $0.50
Wholesale Transactions for Swap Futures $0.50
Exchanges for Physical/Swaps — Other Financial & Metals $1.00
Contracts
Exchanges for Risk — Agricultural $1.00
Exchanges for Risk — U.S. Treasury, Swaps, Fed Fund and $1.25

DJ-AIG Contracts

Note: Surcharges are levied on applicable transactions in addition to standard,

mini-sized, and non-trade exchange transaction fees.

Exchange Fees for mini-sized Contracts

Account Type (See Notes for Details)
4

Contract 2 3
$5 Dow $0.05 $0.20 $0.85
Gold & Silver $0.05 $0.20 $0.75
Interest Rate $0.15 $0.30 $0.75
Agricultural $0.02 $0.15 $0.40

Note: Exchange transaction fees for mini-sized contracts. Fee surcharges also apply to these fees.



Appendix 4A

Exchange Fees for Non-Trade Transactions

Member Non-Member

Non-Trades $0.05 $0.50

Note: Non-trade fees are exchange transaction fees for exercises, deliveries,
assignments and expirations. Fee surcharges also apply to these fees.

Clearing Division Fee Schedule

Contracts Cleared (including give-up executions and EFPs) $0.05
Wholesale Transactions for Swap Futures $0.05,
Expired Options $0.05
Option Exercises and Assignments $0.05
Position Adjustments $0.05
Futures from Option Exercise or Assignment $0.05
Futures Delivered or Cash Settled $0.05
Transfers ($2,500 max. per month) $0.05

General Notes

Fee Level 1 Accounts — For the purposes of this chart, member accounts include: Individual Members, Membership
Interest Holders, and Proprietary Accounts of Category (1a), (1b), (2a), (2b) and (2c) Member Firms as defined in Reg.
230.02 and their affiliates as applicable and as defined in Reg. 450.02D. Trades must be both initiated and executed by
the member or by the delegate, subject to the delegate surcharge. The delegate surcharge does not apply to delegates
both initiating and executing trades per Reg. 450.02C on behalf of the proprietary accounts of the member firms listed
above.

Fee Level 2 Accounts — For the purposes of this chart, member accounts include: Individual Members, Membership
Interest Holders, Proprietary Accounts of Category (1a), (1b), (2a), (2b), (2c), and (3) Member firms as defined in Reg.
230.02 and their affiliates as applicable and as defined in Reg. 450.02D. Affiliates qualified using a leased membership
pay Level 2 fees plus the delegate surcharge. Member accounts where the trade is not initiated and/or executed by a
member must also comply with Reg. 450.02C.

e-cbot only Member Firms — Proprietary Accounts of Category (4) Member Firms as defined in Reg. 230.02 pay Level 2
fees plus the e-cbot surcharge.

Volume Discounts — The discounted rate applies to all traded contracts in excess of 25,000 per month per individual
member or per delegate for Fee Level 1 and in excess of 100,000 per month per member firm or per non-member for Fee
Levels 2 and 3. Volumes are aggregated separately for open auction and e-cbot and within a product complex (U.S.
Treasury, Other Financial, or Commodity). Only full-sized contracts are eligible for the discount.

i-sized Contract Permit Holders — Exchange transaction fee for rough rice and mini-sized agricultural contracts is
$0.10.