Required regulatory documentation for alphanumerics ID purchase
Regulatory requirements for Alphanumeric Sender IDs (ASIDs) vary by country. In the countries listed below, you must complete registration and submit supporting documentation before using an ASID for messaging. If you use an unregistered ASID in these countries, messages may be blocked or fail to deliver.
Review each country’s requirements to identify any mandatory ASID registrations. After you prepare the required materials, email genesyscloudsms@genesys.comto start the ASID registration process. If you have questions, contact the same email address.
For more information about provisioning ASID and enabling it use post completing registration, see Alphanumeric sender IDs overview.
From June 30, 2026, all ASIDs to Australian numbers must be registered and approved by the ACMA to combat fraud. Unregistered ASIDs are labeled as Unverified or Blocked starting July 1, 2026.
How to register your ASID in Australia?
To begin the registration process, create an account in the ACMA portal. Your organization's account details should match the details as listed in the Australian Business Register (ABR). For more information about the steps to set up your account, see ACMA registration assist.
After creating the account, email the details the below table to genesyscloudsms@genesys.com. Genesys will forward this information to our aggregator for processing.
| Information Required | Required Documentation |
|---|---|
|
|
*Ensure that your authorized representation details are accurate and up to date, as they will be used for all registration updates.
After Genesys submits the registration, the ACMA emails the authorized representative to verify the registration and confirm their identity. You must complete this step before the ASID can be fully registered and enabled for use. Follow the instructions you receive in the email to complete the verification process. For more information, see Use the ACMA register for the first time.
Once you complete verification, Genesys receives confirmation of the successful registration and notifies you by email when you can provision the ASID in SMS Inventory and begin using it.
Finland has introduced mandatory registration requirements for alphanumeric sender IDs, effective 10 April, 2026, where all sender IDs must be registered with the Finnish regulator (Traficom) before use. By 4 May, 2026, any sender that that is not registered will be replaced with sender ID Tuntematon (which means unknown in Finnish). For more information, see SMS Sender ID regulations.
How to register your ASID in Finland?
To access the ASID application, logon to the Traficom Portal. Update the required business, ASID, and contact information details.
Review the information you entered and submit the request. After Traficom processes your application, it notifies the designated contact of the outcome.
Once Traficom approves the ASID, it issues an SMS number that begins with 19 for traffic control and identification in the operator API. This number is not visible to end users and must not be disclosed publicly.
After Traficom successfully registers your ASID, email the information in the table below to genesyscloudsms@genesys.com.
Genesys forwards this information to our aggregator for processing. Once the registration is approved, we notify you by email so you can provision the ASID in SMS Inventory and begin using it.
| Information Required | Required Documentation |
|---|---|
| N/A |
| Information Required | Required Documentation |
|---|---|
| N/A |
To comply with regulations from ComReg (Irish communications regulator), all businesses sending SMS messages to Ireland using alphanumeric sender IDs must be registered in the ComReg Sender ID Registry. As of July 3, 2025, unregistered sender IDs are being replaced with Likely Scam.
How to register your ASID in Ireland?
For more information on the registration process, see Sender ID Registry Public Guide.
- Before you begin, search for your desired ASID in the ComReg Sender ID Registry to confirm availability. ASIDs are assigned on a first-come, first-served basis.
- Go to the ComReg Sender ID Registry portal and create an account as a Sender ID owner.
- Enter all required business and contact information.
- Submit your application.
- Enter your desired ASID.
- To add more ASIDs, click Add Another Sender ID.
- When you finish, click Next.
- When prompted to select the Original Participating Aggregator (OPA), choose Sinch Sweden AB.
- Review the information and submit the request.
- If ComReg approves your registration, it sends an email from senderid@comreg.ie to your contact email with a link to access the Sender ID Registry.
- Click the link to set your password.
- After you set your password and log in, the system displays the Sender ID Registry page.
- After ComReg successfully registers your ASID, email the information in the table below to genesyscloudsms@genesys.com.
- Genesys forwards this information to our aggregator for processing. Once approved, we notify you by email when the registration is complete, and you can provision the ASID in SMS Inventory and begin using it.
| Information Required | Required Documentation |
|---|---|
| N/A |
To send SMS messages using ASIDs in Singapore, all organizations must first register directly with the Singapore SMS Sender ID Registry (SSIR). Unregistered ASIDs are replaced with Likely Scam. For more information about the requirements, see SMS Registry.
How to register your ASID in Singapore?
For more information about the registration process, see SSIR portal user guide.
- Visit the SSIR portal and create an account.
- Enter all required business and contact details.
- When prompted to select the Participating Aggregator, choose Sinch Singapore Pte Ltd. Note: There is a one-time set up fee associated with the SSIR account membership as well as an annual fee for each registered ASID.
After SSIR successfully registers your ASID, email the information in the table below to genesyscloudsms@genesys.com. After we receive your email, Genesys will:
- Provide a Letter of Authorization (LOA) confirming that Genesys is your SMS aggregator. Complete and return the LOA.
- Submit the LOA and ASID details to our aggregator for processing and approval.
Once the aggregator approves the registration, we will notify you by email. You can then provision the ASID in SMS Inventory and begin using it.
| Information Required | Required Documentation |
|---|---|
|
|
| Information Required | Required Documentation |
|---|---|
| N/A |
| Information Required | Required Documentation |
|---|---|
| N/A |
To comply with regulations from the Spanish regulator (CNMC), register your ASID in the National Alias Registry before sending messages to Spain. Starting June 6, 2026, operators will block messages sent with unregistered ASIDs, and they will not be delivered.
How to register your ASID in Spain?
To access the CNMC Portal, use a valid digital certificate. Most European certificates are accepted by the Spanish government, while certificates issued outside the EU may not be accepted.
To check if your digital certificate is accepted, perform the following steps:
- Install AutoFirma software on your computer.
- Validate your certificate. If your certificate does not get accepted, you can perform manually. See Digital Certification.
- Select Register new alias (ASID)
- Submit all required business, ASID and contact information details.
- When prompted to select Originating Provider (PRO), select Sinch Communications Spain SL.
- Review all information and submit the request.
- After submission, your application status changes to Pending Review state while the CNMC processes your request.
- If the CNMC requires additional information or corrections, you will be notified and must respond within 10 working days, or the request will be considered withdrawn.
- The CNMC reviews the request directly and validates the registration request, which typically takes up to one month. Note: As this is a recently implemented regulation, processing times may take up to three months through September 2026.
- Once approved, the CNMC issues a notification through the CNMC portal.
After you submit your ASID registration with the CNMC, email the information in the table below to genesyscloudsms@genesys.com.
Genesys forwards this information to our aggregator for processing. Once approved, we notify you by email when the registration is complete, and you can provision the ASID in SMS Inventory and begin using it.
| Information Required | Required Documentation |
|---|---|
| N/A |
*ASIDs are valid for a maximum period of 24 months. If no activation date is specified, the ASID will become active the day after approval. If no end date is provided, it will default to the full 24-month validity period.
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