Step by step: Set up the integration
1. Get Customer ID in Visma Business NXT
Find your customer ID in Visma Business NXT. You need it to complete the setup in Accountflow.
Note that you need system admin access to complete this and the following step.
2. Activate the integration
When prompted for client key, enter isv_accountflow_app
💡 This gives Accountflow access to accounting data from Visma Business NXT.
3. Enter Visma Customer ID (only the first time)
Go to Organization under Settings & Admin in the menu on the left.
Click the pencil icon in the Actions column for the relevant company.
Paste the Visma Customer ID into the field for Visma Business NXT integration.
If you have multiple IDs, enter them separated by commas – for example
12345,67890.Click Submit to save.
💡 This step is only required the first time you set up the integration.
4. Add the company in Accountflow
Go to Company under Settings & Admin in the menu on the left.
Click + Add company.
Select Add Visma Business NXT from the dropdown menu.
5. Fill in company information
Select the correct company from the dropdown menu.
Select period type, country, assigned user, and any company groups the company should be part of.
Check the modules you want to activate (Payroll, VAT, Assets).
Check Different fiscal year? if the company’s fiscal year ends on a date other than December 31.
💡 If you cannot find the client in the dropdown, check that the server integration is correctly set up in Visma Business NXT.
6. Save the setup
When all required fields are filled in and the information looks correct, click Save to create the company as a new Visma Business NXT client.



