FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

ALTEP 2010 L.P. 		2. Issuer Name and Ticker or Trading Symbol

LyondellBasell Industries N.V. [ LYB ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
_____ Officer (give title below)      __ X __ Other (specify below)
Affiliate of 10% Owner
(Last)          (First)          (Middle)

C/O AI ALTEP HOLDINGS, INC., 730 FIFTH AVENUE, 20TH FL 		3. Date of Earliest Transaction (MM/DD/YYYY)

12/29/2017
(Street)

NEW YORK, NY 10019
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Ordinary Shares   12/29/2017     J    169946   D   (1) 74028   D   (2)  
Ordinary Shares   12/29/2017     J    77366   D   (1) 74754   D   (3)  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Explanation of Responses:
(1)  Reflects distribution of ordinary shares pursuant to an internal reorganization.
(2)  The securities reported are held directly by Altep 2010 L.P. ("Altep 2010"). Each of the reporting persons (other than Altep 2010) disclaims beneficial ownership of these securities, and this Form shall not be construed as an admission that any such reporting person is the beneficial owner of any such securities.
(3)  The securities reported are held directly by Altep 2011 L.P. ("Altep 2011"). Each of the reporting persons (other than Altep 2011) disclaims beneficial ownership of these securities, and this Form shall not be construed as an admission that any such reporting person is the beneficial owner of any such securities.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
ALTEP 2010 L.P.
C/O AI ALTEP HOLDINGS, INC.
730 FIFTH AVENUE, 20TH FL
NEW YORK, NY 10019


Affiliate of 10% Owner
ALTEP 2011 L.P.
C/O AI ALTEP HOLDINGS, INC.
730 FIFTH AVENUE, 20TH FL
NEW YORK, NY 10019


Affiliate of 10% Owner

Signatures
/s/ Alejandro Moreno for Altep 2010 L.P. 1/3/2018
** Signature of Reporting Person Date

/s/ Alejandro Moreno for Altep 2011 L.P. 1/3/2018
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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