# Provenance stamped 2026-10-07 (roadmap#943): written by an API Evangelist sweep (dated 2026-05-16 by the file itself), not
# harvested from the provider. `method: generated` so the economics campaign may replace it with a
# dated, verbatim transcription; every figure below is unverified until it does.
method: generated
generated: '2026-05-16'
specification: API Commons Rate Limits
specificationVersion: '0.1'
schema: https://raw.githubusercontent.com/api-evangelist/interface-research/main/schema/api-commons.yml#/$defs/RateLimits
provider: ABN AMRO
providerId: abn-amro
created: '2026-05-16'
modified: '2026-05-16'
reconciled: false
tags:
  - Financial
  - Open Banking
  - PSD2
  - Rate Limiting
description: ABN AMRO's developer portal documents that APIs are protected by rate limits but does not publish exact numeric ceilings on the public landing page. PSD2 follows the Berlin Group recommendation of 4 AIS polls per day per account when no PSU is present.
notes: Numeric ceilings on Tikkie and Business Account Payment APIs are not published on the public portal and need confirmation from product-specific reference docs.
sources:
  - https://developer.abnamro.com/
  - https://developer.abnamro.com/api-products/payment-initiation-psd2/reference-documentation
responseCodes:
  throttled: 429
limits:
  - name: PSD2 AIS unattended polling
    scope: account
    metric: requests_per_day
    limit: 4
  - name: PSD2 / Tikkie / Business request throttling
    scope: client
    metric: requests_per_second
    limit: not publicly published
policies:
  - name: Berlin Group AIS polling cap
    description: Per Berlin Group NextGenPSD2, Account Information requests in the unattended flow are limited to four polls per account per day unless the PSU is present.
  - name: Per-client throttling
    description: All APIs have per-client throttling enforced at the gateway; exact ceilings are shared with onboarded clients during registration.
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com