Amendment No. 1 to Board of Directors Agreement This Amendment No. 1 (this “First Amendment”) to the Board of Directors Agreement (the “Agreement”) is made and entered into effective as of July 19, 2023 (the “Amendment Effective Date”), by and between...

Amendment No. 1 to Board of Directors Agreement This Amendment No. 1 (this “First Amendment”) to the Board of Directors Agreement (the “Agreement”) is made and entered into effective as of July 19, 2023 (the “Amendment Effective Date”), by and between Hyzon Motors Inc., a Delaware corporation with offices located at 000 Xxxxxx Xxxxxxx Xxxxx Xxxx, Xxxxxxx Xxxxx, Xxx Xxxx 14472 (“Company”), and Xxxxxx Xxxxxx, an individual (“Director”) with his principal residence on file with the Company. Company and Director are individually referred to as a “Party” and collectively as the “Parties.” WHEREAS, the Parties entered into the Agreement effective as of May 4, 2023; WHEREAS, the Parties desire to amend certain provisions of the Agreement. NOW, THEREFORE, effective as of the Amendment Effective Date, the Parties agree as follows: 1. All capitalized terms used but not defined in this First Amendment shall have the meaning ascribed to them in the Agreement. 2. Exhibit B Director’s Fees, Stock Options, RSUs And Vesting is hereby deleted and replaced with the form of the Amended Exhibit B attached hereto and incorporated herein, and all references in the Agreement to Exhibit B shall hereafter mean and refer to the Amended Exhibit B attached hereto. Notwithstanding the foregoing, all references to your appointment to the Compensation Committee shall be effective from the date of appointment, July 11, 2023. 3. Except as expressly amended by this First Amendment, the Agreement, including any other amendments, if any, shall remain unchanged and shall continue in full force and effect in every respect. IN WITNESS WHEREOF, the Parties have executed this First Amendment as of the date set forth below, to be effective as of the Amendment Effective Date. Hyzon Motors Inc. Xxxxxx Xxxxxx By: By: Print Name: Print Name: Title: Title: Date: Date: DocuSign Envelope ID: C04A83FA-5E55-4738-96CE-CB03CC1525F8 Xxxxxx Xxxxxx CEO Xxxxxx Xxxxx

AMENDED EXHIBIT B DIRECTOR’S FEES, STOCK OPTIONS, RSUs AND VESTING Cash Compensation Annual Fee: The Annual Fee shall be $75,000, paid annually. The Annual Fee will be prorated based on number of months active service, rounded to the nearest whole month of service. The Annual Fee will be paid quarterly in arrears. Committee Member Fee (Non-Chair): Director shall receive the following additional annual Fees for serving as a Member of the following Board Committees: Board Committee Annual Committee Member Fee Compensation Committee $10,000 Nominating & Governance Committee $7,500 Director Sign-On Fee Director shall receive a one-time sign on fee of $35,500 payable within five (5) days of the execution of the First Amendment. Equity Compensation New Hire Equity Award: Subject to actual grant by the Compensation Committee and the terms and conditions in the Company’s 2021 Stock Incentive Plan and an individual award agreement between the Company and Director, Director will be granted Options and RSUs as further described herein with a combined value of $250,000, with the Options determined using the Black Scholes formula (the “New Hire Equity Grant”). The New Hire Equity Grant shall be comprised of the following: Equity Type Percentage Options 50% of $250,000 RSUs 50% of $250,000 DocuSign Envelope ID: C04A83FA-5E55-4738-96CE-CB03CC1525F8

1. The Options and RSUs will be subject to 3-year vesting, where 1/3rd of the Options and RSUs will vest immediately, and 1/3rd of the Options and RSUs will vest upon each of the second and third anniversaries of the grant date, subject to continued service through each such date. 1/3 of the Options will be exercisable from the first anniversary of the grant date. 2. Options will expire five years from the date of issue. 3. The Company shall provide a cashless (“net settlement”) exercise procedure. Annual Equity Award: Subject to actual grant by the Compensation Committee and the terms and conditions of the Company’s 2021 Stock Incentive Plan and an individual award agreement between Company and Director, subject to Director’s ongoing service with the Company’s Board of Directors, on the date of each Company Annual Meeting of Shareholders, Company will grant Director Options and RSUs with a combined value of $185,000; the number of Options shall be as determined using the Black Scholes formula (the “Annual Equity Grant”). The Annual Equity Awards shall be comprised of the following: Equity Type Percentage Number of Options/RSUs Options 50% Based on Black Scholes Formula on date of grant or date prior to the date of grant RSUs 50% Based on closing price of Common stock on date of grant or date prior to the date of grant Annual Options and RSUs will vest in full on the one-year anniversary of the grant date, subject to Director’s ongoing service. The Options are exercisable for five years from the first anniversary of the grant. DocuSign Envelope ID: C04A83FA-5E55-4738-96CE-CB03CC1525F8