Maj Bank API Access — Sync Danish Accounts Fast

Pulling data out of Maj Bank (Maj Invest Bank) no longer means wrestling with per-bank onboarding or PSD2 paperwork. With open-banking.io you reach Maj Bank through the same unified endpoint that already covers 2,600+ banks across the EU and UK, so a single integration keeps your app in sync with a customer's Danish savings and investment accounts.

Maj Bank is an investment-focused Danish bank, and its account data flows through our API exactly like any other institution — read-only, standardized, and ready to drop into your product.

How to connect Maj Bank

  1. Create an open-banking.io account and grab your API key.
  2. Request an authorization link for Maj Bank and hand it to your customer.
  3. The customer approves access in their own Maj Bank environment.
  4. We return a session token you exchange for live account data.
  5. Poll or refresh whenever you need an update — no re-onboarding required.

What data you can access

  • Accounts — both business and personal account types held at Maj Bank.
  • Balances — current and available figures in real time.
  • Transactions — historical and recent movements with normalized fields.

Because responses share one schema across every bank, code written for Maj Bank works unchanged for the next institution you add.

Maj Bank consent can run for up to 180 days before the customer needs to re-authorize, so you get long-lived connections without constant re-prompting. Note that Maj Bank has no BIC on file, which our routing handles for you automatically.

Privacy by design

open-banking.io is zero-knowledge: we relay data between your app and Maj Bank without retaining customer credentials or account contents. There are no eIDAS certificates to buy, renew, or manage — the entire certificate layer is handled on our side, so you skip the usual compliance overhead.

Pricing

One flat plan of roughly EUR 3 per month covers Maj Bank and every other bank in our network. No per-connection fees, no setup charges.

FAQ

Does open-banking.io support both personal and business accounts at Maj Bank?

Yes. Both account types are available through the same API call, distinguished in the response payload.

Do I need my own PSD2 licence or certificates?

No. Our certificate-free model means you connect to Maj Bank without holding any TPP certificate or licence yourself.

How often can I refresh Maj Bank data?

As often as your use case needs, within an active consent window of up to 180 days per authorization.

Ready to start syncing Maj Bank data? Visit open-banking.io to get your key.