Integrations across the Irish hospitality stack
GuestlinePortal talks to every relevant surface for an Irish hotel — Guestline Rezlynx PMS via the official API, the OTA layer via direct connectors, Fáilte Ireland for grading, the Revenue Commissioners for VAT filing, and Bank of Ireland / AIB for payments.
Guestline Rezlynx
Signed-JWT authentication against the official REST API. Read and write to reservations, rate plans, restrictions and folios. Sync every two minutes.
Fáilte Ireland
Monthly refresh from the Fáilte grading register — 5-star, 4-star, 3-star, Guesthouse, Approved, Welcome Standard, Sustainable Tourism Certificate.
Revenue Commissioners ROS
Quarterly ROS-compatible XML export for the VAT return. 9% / 13.5% / 23% VAT split preserved per invoice line.
Bank of Ireland
Payment Acceptance integration via BIC BOFIIE2D. Daily reconciliation files. PSD2 3-D Secure 2.2 handled server-side.
AIB Merchant Services
Merchant Services integration via BIC AIBKIE2D. Same reconciliation format as Bank of Ireland — one report for both rails.
SEPA
SEPA Direct Debit for corporate accounts with any EEA IBAN. Mandate storage and pre-notification handled inside the Client Portal.
Booking.com IE
Direct connect with rate, restriction and inventory push. Booking.com IE storefront prioritised for Irish demand pool visibility.
Expedia + HRS + HolidayCheck
Three-channel OTA connector with mappings for Irish 4-star, boutique, and Ring of Kerry leisure inventory.
Irish Hotels Federation
Rack-rate vocabulary preserved — BAR, IHF member, corporate, Fáilte-approved trade. Membership badge rendered in the booking engine.
Google Business Profile · IE
Sync availability and rates into the Google Hotel Search box on google.ie. Direct-booking metric attributed to the campaign.
Discover Ireland
Discover Ireland pledge and destination badges pulled through to the booking engine widget where the property is registered.
Data Protection Commission
Registration IE-14872. Cross-border data notifications and DPO liaison handled from Dublin.
· I ·What talks to what
| Surface | Direction | Refresh |
|---|---|---|
| Rezlynx availability | Read from Rezlynx | Every 2 min |
| Rezlynx rates & restrictions | Read + write | Every 2 min |
| Rezlynx folios | Read from Rezlynx | On event |
| Fáilte grading register | Read from Fáilte | Monthly + on demand |
| Revenue ROS export | Write to Revenue | Quarterly |
| Bank of Ireland reconciliation | Read from BoI | Daily |
| AIB Merchant Services | Read from AIB | Daily |
| Booking.com IE inventory | Push to OTA | Every 2 min |