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Amending and supplementing information in the registration dossier for providing e-contract authentication services is a necessary procedure for enterprises to maintain transparency and updates during operations. Standardizing information according to the correct process ensures that technical data facilitates inspection, reconciliation, and service deployment. This article summarizes current regulations to help clients perform the procedure quickly and legally.

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ToggleBased on Clause 6, Article 63 of Decree 52/2013/ND-CP (amended by Clause 22, Article 1 of Decree 85/2021/ND-CP), traders and organizations must notify the amendment/supplementation of registered information within 07 working days from the date of any change in the Registration Dossier, such as:
>>> See more: Learn about the latest regulations on electronic signature certificates
The Ministry of Industry and Trade (MOIT) is responsible for state management.
Based on Point b, Clause 6, Article 63 of Decree 52/2013/ND-CP (amended by Decree 85/2021/ND-CP), the dossier includes:
Note: According to Resolution 66.7/2025/NQ-CP, the authority will exploit information from the National Database on Business Registration to replace the copy of the Enterprise Registration Certificate. Enterprises only need to submit it if the data cannot be exploited.

Step 1: Notification The trader/organization notifies the amendment/supplementation within 07 working days from the date of the change via the online system.
Step 2: MOIT Review MOIT reviews the information and confirms or refuses the amendment/supplementation via the system account.
Long Phan Consulting Company provides comprehensive support for this procedure:

Below, Long Phan Consulting provides some frequently asked questions related to modifying and supplementing information already registered for electronic contract authentication services. We invite customers who need this information to refer to it:
Within 07 working days from the date of receiving a complete and accurate notification. (Legal Basis: Article 63, Decree 52/2013/ND-CP, amended by Decree 85/2021/ND-CP).
Yes. These contents belong to the Service Provision Scheme. Traders must notify amendments when technical plans change. (Legal Basis: Article 63, Decree 52/2013/ND-CP, amended by Decree 85/2021/ND-CP).
No, unless the authority cannot exploit data from the National Database on Business Registration. (Legal Basis: Article 8, Resolution 66.7/2025/NQ-CP).
Ceasing operations requires a “Termination of Registration” procedure, notifying MOIT 15 days in advance, which is different from the amendment procedure. (Legal Basis: Article 63, Decree 52/2013/ND-CP, amended by Decree 85/2021/ND-CP).
Changes include: Trader/Organization Name, Business Registration Number/Establishment Decision Number, Headquarters Address, and Contact Information (Phone, Email, Fax). (Legal Basis: Article 63, Decree 52/2013/ND-CP, amended by Decree 85/2021/ND-CP).
Timely execution of the Amending Information for E-Contract Authentication Services procedure ensures continuous and legal operations. For support in drafting dossiers and technical explanations, please contact Long Phan Consulting Company via Hotline 1900636389 for professional assistance.









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