ESTMA Report (F2026 SVM ESTMA Reporting V2)

Reporting Entity Legal Name

Silvercorp Metals Inc.

ESTMA ID Number

E603234

Reporting Year

Start

4/1/2025

End

3/31/2026

Other Non-Reporting Entities Included in the Report

Enter the full legal name of the Reporting Entity.

Enter the ESTMA ID number that was provided when the Reporting Entity enrolled with Natural Resources Canada

(NRCan). The formatting for all ESTMA IDs is "E" followed by a 6 digit number (e.g., E######). Reporting Entities that have not yet enrolled should do so as soon as possible.

Enter the exact date of the start of the Reporting Entity's financial year as: YYYY-MM-DD.

Enter the exact date of the end of the Reporting Entity's financial year as YYYY-MM-DD.

The reporting year should represent a full 12 month financial year. If the reporting year is less than 12 full months, a rational for the shortened year must be included in the submission email.

This field is optional. You may enter the name of any non-Reporting Entity subsidiaries that have their payments disclosed in the report in this field. Reporting Entity subsidiaries included in a consolidated report are entered below.

Does this report include payments made by other Reporting Entities

No

Select the cell and click on the arrow that appears at the bottom right of the cell. Select "yes" if the ESTMA report contains payments that are made by subsidiaries that are Reporting Entities in their own right. Please review the Act and Technical Reporting Specifications to see if you qualify to use consolidation. Selecting "yes" will open an additional field where subsidiary information can be entered.

Currency of the Report

USD

Date Report Submitted

Select the currency of the report from the pick list (must be in Canadian dollars, or in the currency the Reporting

Entity uses in its consolidated financial statements). Reports must only use one type of currency.

Enter the date the report is submitted to NRCan in the format YYYY-MM-DD.

Link to the Report

https://silvercorpmetals.com/estma/

Enter the web link to the ESTMA report. The link must lead directly to the report or to a landing page where the ESTMA report is clearly identified. The report must be publicly available online for five years. NRCan must be notified if the link provided is changed or invalid at any point in time.

Is this a Substituted Report

No

Select the cell and click on the arrow that appears at the bottom right of the cell. Select "yes" if this report is being submitted under a substitution determination. A listing of jurisdictions which have substitutable reporting requirements, as well as the process for submitting a substituted report can be found at the following link: https://natural-resources.canada.ca/minerals-mining/services-mining-industry/extractive-sector-transparency/substitution-determinations

Through Independent Audit: In accordance with the requirements of the ESTMA, and in particular section 9 thereof, I attest that I engaged an independent auditor to undertake an audit of the ESTMA report for the entity(ies) and reporting year listed above. Such an audit was conducted in accordance with the Technical Reporting Specifications issued by Natural Resources Canada for independent attestation of ESTMA reports.

The auditor expressed an unmodified opinion, dated [ENTER DATE: YYYY-MM-DD], on the ESTMA report for the entity(ies) and period listed above.

The independent auditor's report can be found at [INSERT WEBLINK TO AUDIT OPINION POSTED ONLINE - link should be on same page as report link].

Attestation Type Selected

By Reporting Entity

Select the cell and click on the arrow that appears at the bottom right of the cell. Please note that no modifications

can be made to the language of the attestation.

Full Name of Director or Officer of

Reporting Entity:

Winnie Wang

Position Title:

Chief Financial Officer

Date:

8/31/2026

Note: A physical signature is not required.

Attestor must be a Director or an Officer of the Reporting Entity.

Enter date of attestation in YYYY-MM-DD format.