Clerk of the House of Representatives
Legislative Resource Center
135 Cannon Building
Washington, DC 20515
http://lobbyingdisclosure.house.gov 		Secretary of the Senate
Office of Public Records
232 Hart Building
Washington, DC 20510
http://www.senate.gov/lobby

LOBBYING REGISTRATION

Lobbying Disclosure Act of 1995 (Section 4)

Check One: New Registrant New Client for Existing Registrant Amendment

1. Effective Date of Registration
11/17/2015
2. House Identification
 31349
 Senate Identification
 24123

REGISTRANT Organization/Lobbying Firm Self Employed Individual

3. Registrant Organization
Mayer Brown LLP
Address
1999 K Street, NW
 Address2
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City
Washington
 State
DC
 Zip
20006
 Country
USA

4. Principal place of business (if different than line 3)

City
​Washington
 State
​DC
 Zip
​20006
 Country
​USA
5. Contact name and telephone number International Number
Contact
​Mr. Timothy Keeler
 Telephone
​2022633774
 E-mail
​tkeeler@mayerbrown.com
6. General description of registrant’s business or activities
​Law firm.

CLIENT A Lobbying Firm is required to file a separate registration for each client. Organizations employing in-house lobbyists should check the box labeled “Self” and proceed to line 10. Self

7. Client name
​Ad Hoc Coalition for an International Tax Level Playing Field
Address
​103 Northpark Boulevard, Suite 300
City
​Covington
 State
​LA
 Zip
​70433
 Country
​USA
8. Principal place of business (if different than line 7)
City
​
State
​
Zip
​
Country
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9. General description of client’s business or activities
​Advocacy regarding international tax law and policy.

LOBBYISTS

10. Name of each individual who has acted or is expected to act as a lobbyist for the client identified on line 7. If any person listed in this section has served as a “covered executive branch official” or “covered legislative branch official” within twenty years of first acting as a lobbyist for the client, state the executive and/or legislative position(s) in which the person served.

Name Covered Official Position (if applicable)
First
Last
Suffix
​Timothy ​Keeler ​ ​USTR, Chief of Staff, 2006-2009; US Treasury Department, Deputy to the Assistant Secretary of Legislative Affairs, 2001-2006; Presidential Transition Team, Policy Analyst, 2000-2001; Senate Finance Committee, Professional Staff, 1997-2000.
​Warren ​Payne ​III ​US Int'l Trade Comm: Trade Analyst, 2002-04; Economic Advisor, 2004-07; House Ways & Means Committee: Trade Economist, 2007-09; Sr. Economist/Trade Advisor, 2009-11; Chief Economist, 2011-12, Policy Director, 2012-15.
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LOBBYING ISSUES

11. General lobbying issue areas (Select all applicable codes).

​TAX
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12. Specific lobbying issues (current and anticipated)

Advocacy regarding US-Norway tax negotiations.

AFFILIATED ORGANIZATIONS

13. Is there an entity other than the client that contributes more than $5,000 to the lobbying activities of the registrant in a quarterly period and either participates in and/or in whole or in major part supervises or controls the registrant’s lobbying activities?

No --> Go to line 14. Yes --> Complete the rest of this section for each entity matching the criteria above, then proceed to line 14.
Internet Address:
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Name Address Principal Place of Business
Street
City State/Province Zip Code Country
​Hornbeck Offshore Services, LLC
​103 Northpark Boulevard, Suite 300
City
​
​Covington
​LA
​70433
​USA
State
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Country
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​Otto Candies, LLC
​P.O. Box 25
City
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​Des Allemands
​LA
​70030
​USA
State
​
Country
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​Harvey Gulf International Marine, LLC
​701 Poydras Street, Suite 3700
City
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​New Orleans
​LA
​70139
​USA
State
​
Country
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FOREIGN ENTITIES

14. Is there any foreign entity

a) holds at least 20% equitable ownership in the client or any organization identified on line 13; or

b) directly or indirectly, in whole or in major part, plans, supervises, controls, directs, finances or subsidizes activities of the client or any organization identified on line 13; or

c) is an affiliate of the client or any organization identified on line 13 and has a direct interest in the outcome of the lobbying activity?

No --> Sign and date the registration. Yes --> Complete the rest of this section for each entity matching the criteria above, then sign the registration.
Address Ownership
Name Street Principal place of business Amount of contribution
City State/Province Country
(city and state or country) for lobbying activities
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Signature
Digitally Signed By: Timothy Keeler
 Date
1/20/2016 3:50:36 PM
ADDITIONAL LOBBYISTS

10. Supplemental. List any additional lobbyists for this client not listed on page 1, number 10.

Name Covered Official Position (if applicable) Have you been convicted of a crime?
First
Last
Suffix
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ADDITIONAL LOBBYING ISSUES
11. Supplemental. General lobbying issue areas. Enter any additional codes for issues not listed on page 2, number 11.
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ADDITIONAL AFFILIATED ORGANIZATIONS13. Supplemental. List any other affiliated organization that meets the criteria specified and is not listed on page 2, number 13.
Name Address Principal Place of Business
Street
City State/Province Zip Code Country
​Galliano Marine Service, LLC
​16201 East Main Street
City
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​Cut Off
​LA
​70345
​USA
State
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ADDITIONAL FOREIGN ENTITIES
14. Supplemental. List any other foreign entity that meets the criteria specified and is not listed on page 2, number 14.
Name Address Principal place of business
(city and state or country) 		Amount of contribution for lobbying activities Ownership
Street
City State/Province Country
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