ISO 20022 · External code set
Investigation service level codes
Specifies the investigation service level, as published in an external investigation service level code set. External code sets can be downloaded from www.iso20022.org.
| Code | Published name and definition |
|---|---|
R01D | Respond Within One Business Day Response expected within one business day. |
R03D | Respond Within Three Business Days Response expected within three business days. |
R05D | Respond Within Five Business Days Response expected within five business days. |
R10D | Respond Within Ten Business Days Response expected within ten business days. |
R15D | Respond Within Fifteen Business Days Response expected within fifteen business days. |
Message references 5
Versions listed in the source workbook, including older versions. This list does not establish which messages a bank, network or provider supports.
Source: UsageInMsgs sheet in 2Q2026_externalcodesets_v3.xlsx.