Amendment of Solicitation/Modification of Contract dated September 29, 2015 between the registrant and the U.S Department of Health and Human Services Biomedical Advanced Research and Development Authority (BARDA)

Exhibit 10.3

Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) would likely cause competitive harm to the registrant if publicly disclosed. Double asterisks denote omission. AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE PAGE OF PAGES 1 1 2. AMENDMENT/MODIFICATION NO. P00012 3. EFFECTIVE DATE See Block 16C 4. REQUISITION/PURCHASE REQ. NO. 5. PROJECT NO. (If applicable) 6. ISSUED BY CODE ASPR-BARDA 7. ADMINISTERED BY (If other than Item 6) CODE ASPR-BARDA ASPR-BARDA 200 Independence Ave., S.W. Room 640-G Washington DC 20201 ASPR-BARDA 200 Independence Ave., S.W. Room 638-G Washington DC 20201 8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code) AVITA MEDICAL AMERICAS, LLC 1476585 AVITA MEDICAL AMERICAS, LLC 28159 Avenue Stanford Suite 220 Valencia CA 91355 92 9A. AMENDMENT OF SOLICITATION NO. 9B. DATED (SEE ITEM 11) 10A. MODIFICATION OF CONTRACT/ORDER NO. HHSO100201500028C 10B. DATED (SEE ITEM 13) 09/29/2015 (x) x CODE 1476585 FACILITY CODE 11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended, is not extended.   Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods: (a) By completing Items 8 and 15, and returning   copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted; or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGEMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified. 12. ACCOUNTING AND APPROPRIATION DATA (If required) See Schedule 13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.  CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER NO. IN ITEM 10A.  X B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).  C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:  D. OTHER (Specify type of modification and authority) E. IMPORTANT: Contractor is not is required to sign this document and return   copies to the issuing office. 14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.) Tax ID Number: [**]   DUNS Number: [**]   UEI: JY1HRCEKX2L4 The purpose of this modification is an administrative action to incorporate IPP.  All other terms and conditions remain unchanged. Period of Performance: 09/29/2015 to 12/31/2023 Except as provided herein, all terms and conditions of the document referenced in Item 9 A or 10A, as heretofore changed, remains unchanged and in full force and effect. 15A. NAME AND TITLE OF SIGNER (Type or print) 16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print) YIFAN YANG 15B. CONTRACTOR/OFFEROR/s/ Kathy McGee, COO    (Signature of person authorized to sign) 15C. DATE SIGNED  16B United States of America    /s/ Yifan Yang                          (Signature of Contracting Officer) 16C. DATE SIGNED   9/2/22 Previous edition unusable   STANDARD FORM 30 (REV. 11/2016) Prescribed by GSA FAR (48 CFR) 53.243