cURL
curl --request GET \
--url https://api.maesn.dev/accounting/creditNotes/{creditNoteId} \
--header 'X-ACCOUNT-KEY: <x-account-key>' \
--header 'X-API-KEY: <x-api-key>'import requests
url = "https://api.maesn.dev/accounting/creditNotes/{creditNoteId}"
headers = {
"X-API-KEY": "<x-api-key>",
"X-ACCOUNT-KEY": "<x-account-key>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {'X-API-KEY': '<x-api-key>', 'X-ACCOUNT-KEY': '<x-account-key>'}
};
fetch('https://api.maesn.dev/accounting/creditNotes/{creditNoteId}', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.maesn.dev/accounting/creditNotes/{creditNoteId}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"X-ACCOUNT-KEY: <x-account-key>",
"X-API-KEY: <x-api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.maesn.dev/accounting/creditNotes/{creditNoteId}"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("X-API-KEY", "<x-api-key>")
req.Header.Add("X-ACCOUNT-KEY", "<x-account-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.maesn.dev/accounting/creditNotes/{creditNoteId}")
.header("X-API-KEY", "<x-api-key>")
.header("X-ACCOUNT-KEY", "<x-account-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.maesn.dev/accounting/creditNotes/{creditNoteId}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["X-API-KEY"] = '<x-api-key>'
request["X-ACCOUNT-KEY"] = '<x-account-key>'
response = http.request(request)
puts response.read_body{
"meta": {
"warnings": [
"Field not used by target system"
],
"pagination": {
"total": 125,
"perPage": 50,
"currentPage": 1,
"totalPages": 3
}
},
"data": {
"id": "987a2b3c-4d5e-6f7g-8h9i-0j1k2l3m4n5o",
"addresses": [
{
"addressLine1": "Main street 45",
"addressLine2": "2nd floor",
"city": "Berlin",
"countryCode": "DE",
"postalCode": "10243",
"type": "BILLING"
}
],
"contactId": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
"createdDate": "2025-01-01T00:00:00Z",
"creditNoteDate": "2025-01-01T00:00:00Z",
"creditNoteLines": [
{
"id": "9fc4f3a2-5b8e-4d1b-8a0c-9f6e7d2f3e4b",
"createdDate": "2025-01-01T00:00:00Z",
"description": "SEOUL Guest Chair, red",
"itemId": "4271",
"itemName": "RED CHAIR",
"quantity": 1,
"taxCode": "TAX19",
"taxRatePercentage": 19,
"totalDiscountAmount": 10,
"totalDiscountPercentage": 10,
"totalGrossAmount": 109,
"totalNetAmount": 100,
"totalTaxAmount": 19,
"type": "SERVICE_ITEM",
"unitAmount": 100,
"unitDiscountAmount": 10,
"unitDiscountPercentage": 10,
"unitName": "PIECE",
"updatedDate": "2025-01-01T00:00:00Z"
}
],
"creditNoteNumber": "PRES1000",
"currency": "EUR",
"paymentStatus": "PENDING",
"paymentTermId": "21",
"reference": "RCXF197253F",
"status": "DRAFT",
"taxRatePercentage": 19,
"taxRule": "NET",
"totalDiscountAmount": 10,
"totalDiscountPercentage": 10,
"totalGrossAmount": 109,
"totalNetAmount": 100,
"totalTaxAmount": 19,
"updatedDate": "2025-01-01T00:00:00Z"
}
}Credit Notes
Get credit note
GET
/
accounting
/
creditNotes
/
{creditNoteId}
cURL
curl --request GET \
--url https://api.maesn.dev/accounting/creditNotes/{creditNoteId} \
--header 'X-ACCOUNT-KEY: <x-account-key>' \
--header 'X-API-KEY: <x-api-key>'import requests
url = "https://api.maesn.dev/accounting/creditNotes/{creditNoteId}"
headers = {
"X-API-KEY": "<x-api-key>",
"X-ACCOUNT-KEY": "<x-account-key>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {'X-API-KEY': '<x-api-key>', 'X-ACCOUNT-KEY': '<x-account-key>'}
};
fetch('https://api.maesn.dev/accounting/creditNotes/{creditNoteId}', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.maesn.dev/accounting/creditNotes/{creditNoteId}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"X-ACCOUNT-KEY: <x-account-key>",
"X-API-KEY: <x-api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.maesn.dev/accounting/creditNotes/{creditNoteId}"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("X-API-KEY", "<x-api-key>")
req.Header.Add("X-ACCOUNT-KEY", "<x-account-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.maesn.dev/accounting/creditNotes/{creditNoteId}")
.header("X-API-KEY", "<x-api-key>")
.header("X-ACCOUNT-KEY", "<x-account-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.maesn.dev/accounting/creditNotes/{creditNoteId}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["X-API-KEY"] = '<x-api-key>'
request["X-ACCOUNT-KEY"] = '<x-account-key>'
response = http.request(request)
puts response.read_body{
"meta": {
"warnings": [
"Field not used by target system"
],
"pagination": {
"total": 125,
"perPage": 50,
"currentPage": 1,
"totalPages": 3
}
},
"data": {
"id": "987a2b3c-4d5e-6f7g-8h9i-0j1k2l3m4n5o",
"addresses": [
{
"addressLine1": "Main street 45",
"addressLine2": "2nd floor",
"city": "Berlin",
"countryCode": "DE",
"postalCode": "10243",
"type": "BILLING"
}
],
"contactId": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
"createdDate": "2025-01-01T00:00:00Z",
"creditNoteDate": "2025-01-01T00:00:00Z",
"creditNoteLines": [
{
"id": "9fc4f3a2-5b8e-4d1b-8a0c-9f6e7d2f3e4b",
"createdDate": "2025-01-01T00:00:00Z",
"description": "SEOUL Guest Chair, red",
"itemId": "4271",
"itemName": "RED CHAIR",
"quantity": 1,
"taxCode": "TAX19",
"taxRatePercentage": 19,
"totalDiscountAmount": 10,
"totalDiscountPercentage": 10,
"totalGrossAmount": 109,
"totalNetAmount": 100,
"totalTaxAmount": 19,
"type": "SERVICE_ITEM",
"unitAmount": 100,
"unitDiscountAmount": 10,
"unitDiscountPercentage": 10,
"unitName": "PIECE",
"updatedDate": "2025-01-01T00:00:00Z"
}
],
"creditNoteNumber": "PRES1000",
"currency": "EUR",
"paymentStatus": "PENDING",
"paymentTermId": "21",
"reference": "RCXF197253F",
"status": "DRAFT",
"taxRatePercentage": 19,
"taxRule": "NET",
"totalDiscountAmount": 10,
"totalDiscountPercentage": 10,
"totalGrossAmount": 109,
"totalNetAmount": 100,
"totalTaxAmount": 19,
"updatedDate": "2025-01-01T00:00:00Z"
}
}Field support per integration

BuchhaltungsButler
BuchhaltungsButler
Query parameters:Supported response fields:
boolean
string
string
For date format details visit the Standardized Data section
string
enum
The
currency field supports ISO 4217 (3-letter codes).
For details visit the Standardized Data section.enum
Available options:
PENDING, PARTLY_PAID, PAIDenum
Available options:
OPEN, PAIDnumber
number
number
Derived from the gross amount and the VAT rate returned by BuchhaltungsButler.
number
Derived from the gross amount and the VAT rate returned by BuchhaltungsButler.

Lexware Office
Lexware Office
Query parameters:Supported response fields:
boolean
string
string
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
LineItem[]
string
enum
enum
Available options:
DRAFT, OPEN, PAID, VOIDEDenum
Available options:
NET, TAXFREE, INTRACOMMUNITY_GOODS, INTRACOMMUNITY_SERVICE, EXPORT_SERVICE, EXPORT_GOODS, GROSS, CONSTRUCTION_SERVICEnumber
number
number
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z

Business Central
Business Central
If you’re not using the Interactive Authentication Flow, make sure the query parameters
environmentName and companyId are correctly populated.
You can obtain these values by using the GET Environments and GET Companies endpoints available under the Authentication section.boolean
string
Address[]
Show properties
Show properties
string
string
string
string
enum
Available options (ISO 3166-1 alpha-2):
AD, AE, AF, AG, AI, AL, AM, AO, AQ, AR, AS, AT, AU, AW, AX, AZ, BA, BB, BD, BE, BF, BG, BH, BI, BJ, BL, BM, BN, BO, BQ, BR, BS, BT, BV, BW, BY, BZ, CA, CC, CD, CF, CG, CH, CI, CK, CL, CM, CN, CO, CR, CU, CV, CW, CX, CY, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, EH, ER, ES, ET, FI, FJ, FK, FM, FO, FR, GA, GB, GD, GE, GF, GG, GH, GI, GL, GM, GN, GP, GQ, GR, GS, GT, GU, GW, GY, HK, HM, HN, HR, HT, HU, ID, IE, IL, IM, IN, IO, IQ, IR, IS, IT, JE, JM, JO, JP, KE, KG, KH, KI, KM, KN, KP, KR, KW, KY, KZ, LA, LB, LC, LI, LK, LR, LS, LT, LU, LV, LY, MA, MC, MD, ME, MF, MG, MH, MK, ML, MM, MN, MO, MP, MQ, MR, MS, MT, MU, MV, MW, MX, MY, MZ, NA, NC, NE, NF, NG, NI, NL, NO, NP, NR, NU, NZ, OM, PA, PE, PF, PG, PH, PK, PL, PM, PN, PR, PT, PW, PY, QA, RE, RO, RS, RU, RW, SA, SB, SC, SD, SE, SG, SH, SI, SJ, SK, SL, SM, SN, SO, SR, SS, ST, SV, SX, SY, SZ, TC, TD, TF, TG, TH, TJ, TK, TL, TM, TN, TO, TR, TT, TV, TW, TZ, UA, UG, UM, US, UY, UZ, VA, VC, VE, VG, VI, VN, VU, WF, WS, YE, YT, ZA, ZM, ZWenum
Available options:
BILLING, DELIVERY, SELLINGstring
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
LineItem[]
string
enum
Available options (3-letter ISO 4217):
AED, AFN, ALL, AMD, ANG, AOA, ARS, AUD, AWG, AZN, BAM, BBD, BDT, BGN, BHD, BIF, BMD, BND, BOB, BRL, BSD, BTN, BWP, BYR, BZD, CAD, CDF, CHF, CLP, CNY, COP, CRC, CUC, CVE, CZK, DJF, DKK, DOP, DZD, EEK, EGP, ERN, ETB, EUR, FJD, FKP, GBP, GEL, GHS, GIP, GMD, GNF, GQE, GTQ, GYD, HKD, HNL, HRK, HTG, HUF, IDR, ILS, INR, IQD, IRR, ISK, JMD, JOD, JPY, KES, KGS, KHR, KMF, KPW, KRW, KWD, KYD, KZT, LAK, LBP, LKR, LRD, LSL, LTL, LVL, LYD, MAD, MDL, MGA, MKD, MMK, MNT, MOP, MRO, MUR, MVR, MWK, MXN, MYR, MZM, NAD, NGN, NIO, NOK, NPR, NZD, OMR, PAB, PEN, PGK, PHP, PKR, PLN, PYG, QAR, RON, RSD, RUB, SAR, SBD, SCR, SDG, SEK, SGD, SHP, SLL, SOS, SRD, SYP, SZL, THB, TJS, TMT, TND, TRY, TTD, TWD, TZS, UAH, UGX, USD, UYU, UZS, VEB, VND, VUV, WST, XAF, XCD, XDR, XOF, XPF, YER, ZAR, ZMK, ZWRstring
enum
Available options:
DRAFT, OPEN, SUBMITTED, VOIDED, CORRECTIVE, PAIDnumber
string
string
string
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z

weclapp
weclapp
Query parameters:Supported response fields:
boolean
string
Address[]
Show properties
Show properties
string
string
string
string
enum
Available options (ISO 3166-1 alpha-2):
AD, AE, AF, AG, AI, AL, AM, AO, AQ, AR, AS, AT, AU, AW, AX, AZ, BA, BB, BD, BE, BF, BG, BH, BI, BJ, BL, BM, BN, BO, BQ, BR, BS, BT, BV, BW, BY, BZ, CA, CC, CD, CF, CG, CH, CI, CK, CL, CM, CN, CO, CR, CU, CV, CW, CX, CY, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, EH, ER, ES, ET, FI, FJ, FK, FM, FO, FR, GA, GB, GD, GE, GF, GG, GH, GI, GL, GM, GN, GP, GQ, GR, GS, GT, GU, GW, GY, HK, HM, HN, HR, HT, HU, ID, IE, IL, IM, IN, IO, IQ, IR, IS, IT, JE, JM, JO, JP, KE, KG, KH, KI, KM, KN, KP, KR, KW, KY, KZ, LA, LB, LC, LI, LK, LR, LS, LT, LU, LV, LY, MA, MC, MD, ME, MF, MG, MH, MK, ML, MM, MN, MO, MP, MQ, MR, MS, MT, MU, MV, MW, MX, MY, MZ, NA, NC, NE, NF, NG, NI, NL, NO, NP, NR, NU, NZ, OM, PA, PE, PF, PG, PH, PK, PL, PM, PN, PR, PT, PW, PY, QA, RE, RO, RS, RU, RW, SA, SB, SC, SD, SE, SG, SH, SI, SJ, SK, SL, SM, SN, SO, SR, SS, ST, SV, SX, SY, SZ, TC, TD, TF, TG, TH, TJ, TK, TL, TM, TN, TO, TR, TT, TV, TW, TZ, UA, UG, UM, US, UY, UZ, VA, VC, VE, VG, VI, VN, VU, WF, WS, YE, YT, ZA, ZM, ZWenum
Available options:
BILLING, DELIVERYstring
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
LineItem[]
string
enum
Available options (3-letter ISO 4217):
AED, AFN, ALL, AMD, ANG, AOA, ARS, AUD, AWG, AZN, BAM, BBD, BDT, BGN, BHD, BIF, BMD, BND, BOB, BRL, BSD, BTN, BWP, BYR, BZD, CAD, CDF, CHF, CLP, CNY, COP, CRC, CUC, CVE, CZK, DJF, DKK, DOP, DZD, EEK, EGP, ERN, ETB, EUR, FJD, FKP, GBP, GEL, GHS, GIP, GMD, GNF, GQE, GTQ, GYD, HKD, HNL, HRK, HTG, HUF, IDR, ILS, INR, IQD, IRR, ISK, JMD, JOD, JPY, KES, KGS, KHR, KMF, KPW, KRW, KWD, KYD, KZT, LAK, LBP, LKR, LRD, LSL, LTL, LVL, LYD, MAD, MDL, MGA, MKD, MMK, MNT, MOP, MRO, MUR, MVR, MWK, MXN, MYR, MZM, NAD, NGN, NIO, NOK, NPR, NZD, OMR, PAB, PEN, PGK, PHP, PKR, PLN, PYG, QAR, RON, RSD, RUB, SAR, SBD, SCR, SDG, SEK, SGD, SHP, SLL, SOS, SRD, SYP, SZL, THB, TJS, TMT, TND, TRY, TTD, TWD, TZS, UAH, UGX, USD, UYU, UZS, VEB, VND, VUV, WST, XAF, XCD, XDR, XOF, XPF, YER, ZAR, ZMK, ZWRenum
Available options:
NO_OPEN_ITEM, PENDING, PAID, CREDIT_NOTE_CLEARED, UNKNOWN,enum
Available options:
DRAFT, DOCUMENT_CREATED,OPEN, VOIDEDnumber
number
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z

sevDesk
sevDesk
Query parameters:Supported response fields:
boolean
string
string
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
LineItem[]
string
enum
The
currency field supports ISO 4217 (3-letter codes).
For details visits the Standardized Data section.string
enum
Available options:
DRAFT, OPEN, PARTIALLY_PAID, PAIDenum
Available options:
NET, TAXFREE, INTRACOMMUNITY_SERVICE, EXPORT_SERVICE, REVERSE_CHARGE, SMALL_BUSINESS_EXEMPTION, NON_DOMESTIC_SERVICE, OSS_GOODS, OSS_ELECTRONIC_SERVICES, OSS_SERVICESnumber
number
number
number
string
ISO-8601 date format, e.g., 2024-01-01T00:00:00Z
Last modified on July 14, 2026
Was this page helpful?