API · Exit · Governance
Record benefit plan termination.
Transition a BenefitPlan from linked → terminating. Matter does not run the termination — the provider files Form 5310/5500- final, distributes participant balances, issues 1099-R forms, manages COBRA elections, and acknowledges completion. This endpoint captures the corporate-side authorising Resolution and the termination notice Document(s); the provider's acknowledgement Document moves the plan to terminated.
For dissolution-driven terminations: also designate the post-dissolution responsible person who will be the record-keeper's contact during the wind-down tail. See api/conventions/payroll-and-benefits-handoff.
Last updated
Request Body
application/json
TypeScript Definitions
Use the request body type in TypeScript.
termination_resolution_idstringRequiredResolution of kind benefit_plan_termination authorising
the wind-down. Required.
termination_notice_document_idsarray<string>OptionalDocuments the entity has generated to start the
termination flow with the provider — typically
insurance_policy_termination_notice for carrier-side
plans, COBRA notices for medical/dental/vision plans
with qualified beneficiaries, and any state-specific
notices required by the regime.
Response Body
application/json
Request
curl -X POST "https://api.mattermode.com/v1/benefit_plans/{id}/terminate" \ -H "Content-Type: application/json" \ -d '{ "termination_resolution_id": "string" }'const body = JSON.stringify({ "termination_resolution_id": "string"})fetch("https://api.mattermode.com/v1/benefit_plans/{id}/terminate", { method: "POST", headers: { "Content-Type": "application/json" }, body})package mainimport ( "fmt" "net/http" "io/ioutil" "strings")func main() { url := "https://api.mattermode.com/v1/benefit_plans/{id}/terminate" body := strings.NewReader(`{ "termination_resolution_id": "string" }`) req, _ := http.NewRequest("POST", url, body) req.Header.Add("Content-Type", "application/json") res, _ := http.DefaultClient.Do(req) defer res.Body.Close() body, _ := ioutil.ReadAll(res.Body) fmt.Println(res) fmt.Println(string(body))}import requestsheaders = { "Authorization": "Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc", "Matter-Version": "2026-06-10", "Idempotency-Key": "ee7c3a9b-3f1a-4d8e-9b2a-7c5e1f0a2d4b",}payload = { "termination_resolution_id": "example"}resp = requests.post( "https://api.mattermode.com/v1/benefit_plans/id_placeholder/terminate", headers=headers, json=payload,)resp.raise_for_status()print(resp.json())import java.net.URI;import java.net.http.HttpClient;import java.net.http.HttpRequest;import java.net.http.HttpResponse;import java.net.http.HttpResponse.BodyHandlers;import java.time.Duration;import java.net.http.HttpRequest.BodyPublishers;var body = BodyPublishers.ofString("""{ "termination_resolution_id": "string"}""");HttpClient client = HttpClient.newBuilder() .connectTimeout(Duration.ofSeconds(10)) .build();HttpRequest.Builder requestBuilder = HttpRequest.newBuilder() .uri(URI.create("https://api.mattermode.com/v1/benefit_plans/{id}/terminate")) .header("Content-Type", "application/json") .POST(body) .build();try { HttpResponse<String> response = client.send(requestBuilder.build(), BodyHandlers.ofString()); System.out.println("Status code: " + response.statusCode()); System.out.println("Response body: " + response.body());} catch (Exception e) { e.printStackTrace();}using System;using System.Net.Http;using System.Text;var body = new StringContent("""{ "termination_resolution_id": "string"}""", Encoding.UTF8, "application/json");var client = new HttpClient();var response = await client.PostAsync("https://api.mattermode.com/v1/benefit_plans/{id}/terminate", body);var responseBody = await response.Content.ReadAsStringAsync();curl --request POST 'https://api.mattermode.com/v1/benefit_plans/id_placeholder/terminate' \ --header 'Authorization: Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc' \ --header 'Matter-Version: 2026-06-10' \ --header 'Idempotency-Key: ee7c3a9b-3f1a-4d8e-9b2a-7c5e1f0a2d4b' \ --header 'Content-Type: application/json' \ --data '{ "termination_resolution_id": "example"}'const response = await fetch("https://api.mattermode.com/v1/benefit_plans/id_placeholder/terminate", { method: "POST", headers: { "Authorization": "Bearer sk_test_4eC39HqLyjWDarjtT1zdp7dc", "Matter-Version": "2026-06-10", "Idempotency-Key": "ee7c3a9b-3f1a-4d8e-9b2a-7c5e1f0a2d4b", "Content-Type": "application/json", }, body: JSON.stringify({ "termination_resolution_id": "example" }),});if (!response.ok) { throw new Error(`Matter API ${response.status}: ${await response.text()}`);}const data = await response.json();console.log(data);Response
application/json{
"object": "benefit_plan",
"id": "string",
"entity_id": "string",
"regime": "medical",
"provider_kind": "benefits_administrator",
"provider_name": "string",
"external_account_id": "string",
"linkage_attestation_document_id": "string",
"adoption_resolution_id": "string",
"termination_resolution_id": "string",
"plan_administrator_stakeholder_id": "string",
"status": "linked",
"opened_at": 0,
"terminating_at": 0,
"terminated_at": 0,
"created": 0,
"updated": 0,
"livemode": true
}No example available.