Java HMRC VAT MTD: Submit VAT return for period

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Submit VAT return for period

Documentation: https://developer.service.hmrc.gov.uk/api-documentation/docs/api/service/vat-api/1.0#_submit-vat-return-for-period_post_accordion

CURL Command

curl -X POST  https://test-api.service.hmrc.gov.uk/organisations/vat/MY_HMRC_VRN/returns \
-H 'Authorization: Bearer HMRC_ACCESS_TOKEN' \
-H 'Accept: application/vnd.hmrc.1.0+json' \
-H 'Content-Type: application/json' \
-d '{
  "periodKey": "A001",
  "vatDueSales": 105.50,
  "vatDueAcquisitions": -100.45,
  "totalVatDue": 5.05,
  "vatReclaimedCurrPeriod": 105.15,
  "netVatDue": 100.10,
  "totalValueSalesExVAT": 300,
  "totalValuePurchasesExVAT": 300,
  "totalValueGoodsSuppliedExVAT": 3000,
  "totalAcquisitionsExVAT": 3000,
  "finalised": true
}'

Java Example

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    CkRest rest = new CkRest();
    boolean success;

    //  URL: https://test-api.service.hmrc.gov.uk/organisations/vat/MY_HMRC_VRN/returns
    boolean bTls = true;
    int port = 443;
    boolean bAutoReconnect = true;
    success = rest.Connect("test-api.service.hmrc.gov.uk",port,bTls,bAutoReconnect);
    if (success != true) {
        System.out.println("ConnectFailReason: " + rest.get_ConnectFailReason());
        System.out.println(rest.lastErrorText());
        return;
        }

    //  See the Online Tool for Generating JSON Creation Code
    CkJsonObject json = new CkJsonObject();
    json.UpdateString("periodKey","A001");
    json.UpdateNumber("vatDueSales","105.50");
    json.UpdateNumber("vatDueAcquisitions","-100.45");
    json.UpdateNumber("totalVatDue","5.05");
    json.UpdateNumber("vatReclaimedCurrPeriod","105.15");
    json.UpdateNumber("netVatDue","100.10");
    json.UpdateNumber("totalValueSalesExVAT","300");
    json.UpdateNumber("totalValuePurchasesExVAT","300");
    json.UpdateNumber("totalValueGoodsSuppliedExVAT","3000");
    json.UpdateNumber("totalAcquisitionsExVAT","3000");
    json.UpdateBool("finalised",true);

    rest.AddHeader("Content-Type","application/json");
    rest.AddHeader("Authorization","Bearer HMRC_ACCESS_TOKEN");
    rest.AddHeader("Accept","application/vnd.hmrc.1.0+json");

    CkStringBuilder sbRequestBody = new CkStringBuilder();
    json.EmitSb(sbRequestBody);
    CkStringBuilder sbResponseBody = new CkStringBuilder();
    success = rest.FullRequestSb("POST","/organisations/vat/MY_HMRC_VRN/returns",sbRequestBody,sbResponseBody);
    if (success != true) {
        System.out.println(rest.lastErrorText());
        return;
        }

    int respStatusCode = rest.get_ResponseStatusCode();
    if (respStatusCode >= 400) {
        System.out.println("Response Status Code = " + respStatusCode);
        System.out.println("Response Header:");
        System.out.println(rest.responseHeader());
        System.out.println("Response Body:");
        System.out.println(sbResponseBody.getAsString());
        return;
        }

    CkJsonObject jsonResponse = new CkJsonObject();
    jsonResponse.LoadSb(sbResponseBody);

    //  See the Online Tool for Generating JSON Parse Code
    String processingDate;
    String paymentIndicator;
    String formBundleNumber;

    processingDate = jsonResponse.stringOf("processingDate");
    paymentIndicator = jsonResponse.stringOf("paymentIndicator");
    formBundleNumber = jsonResponse.stringOf("formBundleNumber");
  }
}

Sample JSON Response Body

{
  "processingDate": "2019-02-18T14:37:56.561Z",
  "paymentIndicator": "BANK",
  "formBundleNumber": "948551092841"
}