TScan Therapeutics Inc

TScan incurred the following fees from Deloitte for the audit of the consolidated financial statements and for other services provided during the years ended December 31, 2024 and 2023.

(1)

Audit fees consist of fees for the audit of our annual financial statements, the review of our interim financial statements included in our quarterly reports on Form 10-Q and fees related to our follow-on offering, including comfort letters and consents.

(2)

Tax fees consist of fees for tax compliance, advice and tax services. There were no tax fees in fiscal years 2023 and 2024.

(3)

All other fees disclosed in this table were related to the fees for access to technical accounting software resource provided by Deloitte.

Audit Committee Pre-Approval Policy and Procedures

Our audit committee has adopted policies and procedures relating to the approval of all audit and non-audit services that are to be performed by our independent registered public accounting firm. This policy provides that we will not engage our independent registered public accounting firm to render audit or non-audit services unless the service is specifically approved in advance by our audit committee, or the engagement is entered into pursuant to the pre-approval procedure described below.

From time to time, our audit committee may pre-approve specified types of services that are expected to be provided to us by our independent registered public accounting firm during the next 12 months. Any such pre-approval details the particular service or type of services to be provided and is also generally subject to a maximum dollar amount.

During our 2023 and 2024 fiscal years, no services were provided to us by Deloitte other than in accordance with the pre-approval policies and procedures described above.

Part IV