Exhibit 14.1

RENEWABLE ENERGY GROUP, INC.

Code of Ethics for Senior Financial
Officers

The Chief Executive Officer, the President, the Chief Operating Officer, the Chief Financial Officer, the
Controller and key management employees (including other senior financial officers) who have been identified by the Board of Directors (each an Officer, and collectively, the Officers) are subject to the following additional
specific policies contained in this Code of Ethics for Senior Financial Officers (the Code):



| |  |  | The Officers are responsible for full, fair, accurate, timely and understandable disclosure in the reports and documents that the Company files with,
or submits to, the Securities and Exchange Commission and in other public communications made by the Company. It is the responsibility of each Officer promptly to bring to the attention of the Chairperson of the Audit Committee (the Audit
Chair) of the Board of Directors (the Board) any material information of which he or she may become aware that is omitted from or misstated in the disclosures made by the Company in its public filings.
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| |  |  | Each Officer shall promptly bring to the attention of the Audit Chair any information he or she may have concerning (a) significant deficiencies
in the design or operation of internal controls that could adversely affect the Companys ability to record, process, summarize and report financial data or (b) any fraud, whether or not material, that involves management or other
employees who have a significant role in the Companys financial reporting, disclosures or internal controls.
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| |  |  | Each Officer shall act with honesty and integrity in the performance of his or her duties and shall comply with laws, rules and regulations of federal,
state and local governments and other private and public regulatory agencies that affect the conduct of the Companys business and the Companys financial reporting.
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| |  |  | Each Officer shall promptly bring to the attention of the Audit Chair any information he or she may have concerning evidence of a material violation of
the securities or other laws, rules or regulations applicable to the Company and the operation of its business, by the Company or any agent thereof, or any violation of this Code.
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| |  |  | Each Officer shall maintain high standards of honest and ethical conduct, including the ethical handling of actual or apparent conflicts of interest
between personal and professional relationships.
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Violations of this Code or any direction given by
management or the Board in order to effect the provisions, goals and aims of this Code will be viewed as a severe disciplinary matter that may result in disciplinary action, including termination of employment.

The Nominating and Governance Committee of the Board shall consider any request for a waiver of this Code and any amendments to this Code
and all such waivers or amendments shall be disclosed promptly as required by law.