We have recently promoted to DEP, and under identical conditions as INT we are getting 404 responses to https://dep.api.service.nhs.uk/referrals/FHIR/STU3/ReferralRequest/$ers.fetchworklist Are we missing something? Is that the current URL? We did not receive our correlation ID back, suggesting to …

I found this earlier thread: [image] Service Desk Case CS0603570 e-Referral Service FHIR API Hi @simon.goodinson , The base URL for the DEP environment is: https://dep.api.service.nhs.uk/referrals-dep Note the -dep suffix. Regards, Adam.

404 on Fetch Worklist

e-Referral Service (e-RS) e-Referral Service FHIR API

zubeir.tai 4 February 2026 11:23 2

I found this earlier thread:

Topic		Replies	Views
Service Desk Case CS0603570 e-Referral Service FHIR API	10	251	20 March 2024
A008 – Fetch Worklist ($ers.fetchworklist) error e-Referral Service (e-RS) onboarding , integration	7	126	27 February 2026
ERS FHIR API - 400 Error for A008 e-Referral Service FHIR API fhir	11	142	19 November 2024
A008 Service Identifier filter returns 404 for REFERRALS_FOR_REVIEW Electronic Prescription Service (EPS) FHIR fhir , error-code	4	561	28 February 2023
FHIR API request A004 Error 500 e-Referral Service FHIR API fhir	3	52	25 February 2026

404 on Fetch Worklist

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