Business partner data is constantly changing due to events such as mergers, insolvencies, relocations, or ownership updates. Without continuous monitoring, data quickly becomes outdated and unreliable. For CDQ's data sharing approach, observability ensures that all participants benefit from early detection of such changes.

CDQ's observability model automates the detection of data changes and distributes actionable update insights across the network. Through CDQ Partner Guard, customers receive structured notifications when relevant updates occur in monitored sources. These insights can be filtered and integrated into internal systems to trigger review or correction workflows. As shared signals are validated and redistributed, all network members benefit from collective vigilance—turning data observability into a shared advantage.

Supported data sources

Data source	Update frequency	Number of records
AR.NRC (data source)	Every 1st day in a month at 00:00	1,232,502
AT.CR (data source)	Daily at 4:00	294,992
AT.FON (data source)	Daily at 3:00
AU.BR (data source)	Every 6th day of the month at 01:00	4,828,588
BE.CCD (data source)	Every Saturday at 7:00	2,257,601
BG.CR (data source)	Daily
BR.RF (data source)	Every 1st day in a month at 12:00	68,448,240
CA.CR (data source)	Every Saturday at 23:00	1,522,685
CDQ.GLNCONNECT (data source)	Constantly	12
CDQ.INTEL (data source)	Constantly	53,424,978
CDQ.POOL (data source)	Constantly
CH.UIDR (data source)	Daily at 2:00	1,148,533
CHORUS.PRO (data source)	Every 1st day in a month at 3:30	206,233
CO.CR (data source)	Monthly
CX.POOL (data source)	Constantly
CZ.REE (data source)	Every day at 23:00	1,374,159
CZ.VAT (data source)	Daily	19,626
DE.GEMFA (data source)	1st and 15th day of month	593
DE.HRK (data source)	Every day at 00:00	425
DE.RC (data source)	Every day at 00:00	3,068,838
DE.ZER (data source)	Every day at 00:00	549,333
DK.CR (data source)	Every 2nd day of a month at 03:00	2,211,972
DNB (data source)	Daily	4
DNB.LINKAGE.LNKELI (data source)	Daily
DNB.MASTER.DATA.BASIC (data source)	Daily
DNB.MASTER.DATA.EXTENDED (data source)	Daily
DNB.MASTER.DATA.LNKG (data source)	Daily
DNB.MASTER.DATA.MGMT (data source)	Daily
EE.CR (data source)	Every Sunday at 04:00	356,936
ES.BR (data source)		221,284
FI.BIS (data source)	every day at 6:00 am	469,780
FR.RC (data source)	Every 10th day of the month	42,668,104
FR.SIRENE (data source)		236
GB-EAW.CC (data source)	Daily at 3:00
GB-EAW.CR (data source)	Every 7th day in a month at 12:00	9,224,308
HK.CR (data source)	Every 20th day of a month at 12:00	1,074,034
IE.CR (data source)	Daily at 2:30	802,113
IL.CR (data source)	Every Sunday at 06:00	715,993
IRS (data source)	Every Sunday at 3:30	2,260,150
JP.CR (data source)	Every day at 4:00	5,708,772
LEI (data source)	Every Saturday at 00:00	3,086,648
LV.CR (data source)	Weekly every Sunday at 5:00	478,836
NO.RBE (data source)	Every 2nd day of a month at 00:00	2,667,534
NZ.CR (data source)	Once a month	2,086,740
PEPPOL (data source)	Monthly every 1st day of the month at 3:30 a.m.	2,520,123
PL.NOBR (data source)	Daily at 3:30	3,461,846
PL.VAT (data source)	Daily
RO.TR (data source)	Every month - the first Saturday at 04:30	4,432,931
SE.BR (data source)	every Sunday at 15:00	2,923,225
SG.BR (data source)	Every 1st day in a month at 00:00	2,047,974
SI.BR (data source)	Biweekly
SK.FS (data source)	Every Monday at 3:00	1,268,546
SK.ORSR (data source)	Monthly
SK.VAT (data source)		231,496
SPOR.OMS (data source)	Every 1st day in a month at 03:30	172,774
UK.CC (data source)	Daily at 3:00	65,721
UK.VAT (data source)	Daily at 3:00	72,349
US-AK.BER (data source)	Every 1st day in a month at 04:00	145,408
US-CO.BER (data source)	Every 3th day in a month at 12:00	2,946,272
US-FL.BER (data source)	Every day at 3:00	6,616,885
US-IO.BER (data source)	Every Saturday at 20:00	479,006
US-NY.BER (data source)	Every 1st day in a month at 00:00	4,347,058
US-OR.BER (data source)	Every month at Saturday at 18:00	720,598
US-WA.BER (data source)	Every Sunday at 22:00	1,594,402
US-WY.BER (data source)	Every Sunday at 22:00	310,316
US.EDU (data source)	Every 1st day in a month at 3:00	7,128
US.SEC (data source)	Every Saturday at 18:00	938,686
VIES (data source)	Every 6th day of the month at 01:00	50,000,000

Classification of updates

If an update is classified by a few different rules then we take the higher level classification: CRITICAL > REJECTED > MAJOR > MINOR > TRIVIAL > UNMODIFIED
rules of type GENERAL are used for classification only if there are not any rules that can be applied

Rule	Short description	Activity	Classification	Concepts	Status
Update classification		ADDED MODIFIED	MAJOR
Update classification UPDATE_RULE_000008	Changing the legal form type	MODIFIED	MAJOR	Business partner/legal form	7
Update classification UPDATE_RULE_000010	Changing an identifier value	MODIFIED	MAJOR	Business partner/identifier/value	7
Update classification UPDATE_RULE_000011	Adding an identifier status of expired	ADDED	CRITICAL	Business partner/identifier/status	7
Update classification UPDATE_RULE_000012	Changing an identifier status to expired	MODIFIED	CRITICAL	Business partner/identifier/status	7
Update classification UPDATE_RULE_000013	Adding an identifier status of active	ADDED	TRIVIAL	Business partner/identifier/status	7
Update classification UPDATE_RULE_000014	Adding a business partner status of inactive, dissolved, in liquidation or insolvency	ADDED	CRITICAL	Business partner/status Business partner/status/type/technical key/inactive Business partner/status/type/technical key/dissolved Business partner/status/type/technical key/insolvency Business partner/status/type/technical key/in liquidation	7
Update classification UPDATE_RULE_000015	Changing a business partner status to inactive, dissolved, in liquidation or insolvency	MODIFIED	CRITICAL	Business partner/status Business partner/status/type/technical key/inactive Business partner/status/type/technical key/dissolved Business partner/status/type/technical key/insolvency Business partner/status/type/technical key/in liquidation	7
Update classification UPDATE_RULE_000016	Adding a business partner status of active	ADDED	TRIVIAL	Business partner/status Business partner/status/type/technical key/active	7
Update classification UPDATE_RULE_000019	Changing a city with a similarity score below 0.6	MODIFIED	MAJOR	Address/locality/type/city	7
Update classification UPDATE_RULE_000020	Changing a street with a similarity score below 0.6	MODIFIED	MAJOR	Address/thoroughfare/type/street	7
Update classification UPDATE_RULE_000023	Changing a post code value	MODIFIED	MAJOR	Address/post code/value	7
Update classification UPDATE_RULE_000028	Changing a value only in letter case	MODIFIED	TRIVIAL	Address Business partner	7
Update classification UPDATE_RULE_000029	Changing a value only in separators, spacing or letter case	MODIFIED	TRIVIAL	Address Business partner	7
Update classification UPDATE_RULE_000030	Changing a post code to a value reported as outdated	MODIFIED		Address/post code	7
Update classification UPDATE_RULE_000034	Changing any attribute without a more specific rule	MODIFIED	MINOR	Address Business partner	7
Update classification UPDATE_RULE_000035	Adding any attribute without a more specific rule	ADDED	MINOR	Address Business partner	7
Update classification UPDATE_RULE_000036	Deleting any attribute without a more specific rule		MINOR	Address Business partner	7
Update classification UPDATE_RULE_000052	Changing a name to a value with an unallowed pattern in Germany	MODIFIED		Business partner/name	7
Update classification UPDATE_RULE_000054	Changing a street with a similarity score between 0.6 and 0.9	MODIFIED	MINOR	Address/thoroughfare/type/street	7
Update classification UPDATE_RULE_000055	Changing the European VAT identifier of the United Kingdom	MODIFIED		Business partner/identifier European value added tax identifier (United Kingdom)	7
Update classification UPDATE_RULE_000057	Adding the European VAT identifier of the United Kingdom	ADDED		Business partner/identifier European value added tax identifier (United Kingdom)	7
Update classification UPDATE_RULE_000064	Changing a legal form to an identical variant	MODIFIED	TRIVIAL	Business partner/legal form	7
Update classification UPDATE_RULE_000069	Changing a name that contains a duplicated legal form	MODIFIED	MAJOR	Business partner/name	7
Update classification UPDATE_RULE_000075	Changing a street with a similarity score above 0.9	MODIFIED	TRIVIAL	Address/thoroughfare/type/street	7
Update classification UPDATE_RULE_000076	Changing a city with a similarity score above 0.9	MODIFIED	TRIVIAL	Address/locality/type/city	7
Update classification UPDATE_RULE_000077	Changing a city with a similarity score between 0.6 and 0.9	MODIFIED	MINOR	Address/locality/type/city	7
Update classification UPDATE_RULE_000078	Changing a legal or VAT registered name with a similarity score between 0.85 and 0.9	MODIFIED	MINOR	Business partner/name/type/vat registered name Business partner/name/type/legal name	7
Update classification UPDATE_RULE_000079	Changing a legal or VAT registered name with a similarity score below 0.85	MODIFIED	MAJOR	Business partner/name/type/vat registered name Business partner/name/type/legal name	7
Update classification UPDATE_RULE_000080	Adding a CDQ Pool or Catena-X Pool identifier	ADDED	MINOR	Business partner/identifier	7
Update classification UPDATE_RULE_000081	Changing a street term to another abbreviation or variant	MODIFIED	TRIVIAL	Address/thoroughfare/short name	7
Update classification UPDATE_RULE_000082	Adding a post code reported as outdated	ADDED	MINOR	Address/post code	7
Update classification UPDATE_RULE_000083	Adding a type technical key to an existing address or legal form element	ADDED	TRIVIAL	Business partner/legal form Address/premise/type Address/type Address/postal delivery point/type Address/locality/type Address/post code/type Address/administrative area/type Address/thoroughfare/type	7
Update classification UPDATE_RULE_000087	Changing a Global Location Number	MODIFIED	MINOR	Global location number Business partner/identifier	7
Update classification UPDATE_RULE_000088	Changing a legal or VAT registered name with a similarity score above 0.9	MODIFIED	TRIVIAL	Business partner/name/type/vat registered name Business partner/name/type/legal name	7
Update classification UPDATE_RULE_000089	Confirming existing information		UNMODIFIED	Address Business partner	7
Update classification UPDATE_RULE_000094	Adding an identifier reported as non-existent or with an invalid check digit	ADDED		Business partner/identifier	7
Update classification UPDATE_RULE_000095	Information unchanged compared with previous data	NOT CHANGED	UNMODIFIED	Address Business partner	7
Update classification UPDATE_RULE_000096	Changing a name other than the legal name with a similarity score above 0.9	MODIFIED	TRIVIAL	Business partner/name/type/local Business partner/name/type/transliterated name Business partner/name/type/registered name Business partner/name/type/other Business partner/name/type/international Business partner/name/type/business partner doing business as Business partner/name/type/establishment name Business partner/name/type/acronym Business partner/name/type/vat registered name Business partner/name/type/branch	7
Update classification UPDATE_RULE_000097	Changing a name other than the legal name with a similarity score of 0.9 or below	MODIFIED	MINOR	Business partner/name/type/local Business partner/name/type/transliterated name Business partner/name/type/registered name Business partner/name/type/other Business partner/name/type/international Business partner/name/type/business partner doing business as Business partner/name/type/establishment name Business partner/name/type/acronym Business partner/name/type/vat registered name Business partner/name/type/branch	7
Update classification UPDATE_RULE_000098	Shortening a United States post code from nine to five digits	MODIFIED		Address/post code	7
Update classification UPDATE_RULE_000099	Changing a name in which a critical keyword is detected	MODIFIED	CRITICAL	Business partner/name	7
Update classification UPDATE_RULE_000100	Adding a name in which a critical keyword is detected	ADDED	CRITICAL	Business partner/name	7
Update classification UPDATE_RULE_000101	Changing the issuing body of an identifier	MODIFIED	MAJOR	Business partner/identifier/issuing body	7
Update classification UPDATE_RULE_000102	Adding the issuing body of an identifier	ADDED	MINOR	Business partner/identifier/issuing body	7
Update classification UPDATE_RULE_000112	Adding the language of a business partner name	ADDED	MINOR	Business partner/name/language	7
Update classification UPDATE_RULE_000113	Changing the language of a business partner name	MODIFIED	MINOR	Business partner/name/language	7
Update classification UPDATE_RULE_000116	Adding an administrative area short name	ADDED	MINOR	Address/administrative area/short name	7
Update classification UPDATE_RULE_000117	Changing an administrative area short name	MODIFIED	MINOR	Address/administrative area/short name	7
Update classification UPDATE_RULE_000118	Adding an administrative area value	ADDED	MINOR	Address/administrative area/value	7
Update classification UPDATE_RULE_000119	Changing an administrative area value	MODIFIED	MINOR	Address/administrative area/value	7
Update classification UPDATE_RULE_000120	Adding a country value	ADDED	MINOR	Value	7
Update classification UPDATE_RULE_000121	Changing a country value	MODIFIED	MAJOR	Value	7
Update classification UPDATE_RULE_000122	Adding a country short name	ADDED	MINOR	Short name	7
Update classification UPDATE_RULE_000123	Changing a country short name	MODIFIED	MAJOR	Short name	7
Update classification UPDATE_RULE_000124	Adding a locality short name	ADDED	MINOR	Address/locality/short name	7
Update classification UPDATE_RULE_000125	Changing a locality short name	MODIFIED	MINOR	Address/locality/short name	7
Update classification UPDATE_RULE_000126	Adding a postal delivery point number	ADDED	MINOR	Address/postal delivery point/number	7
Update classification UPDATE_RULE_000127	Changing a postal delivery point number	MODIFIED	MINOR	Address/postal delivery point/number	7
Update classification UPDATE_RULE_000128	Adding a postal delivery point short name	ADDED	MINOR	Address/postal delivery point/short name	7
Update classification UPDATE_RULE_000129	Changing a postal delivery point short name	MODIFIED	MINOR	Address/postal delivery point/short name	7
Update classification UPDATE_RULE_000130	Adding a postal delivery point value	ADDED	MINOR	Address/postal delivery point/value	7
Update classification UPDATE_RULE_000131	Changing a postal delivery point value	MODIFIED	MINOR	Address/postal delivery point/value	7
Update classification UPDATE_RULE_000133	Adding a post code value	ADDED	MINOR	Address/post code/value	7
Update classification UPDATE_RULE_000134	Adding a premise value	ADDED	MINOR	Address/premise/value	7
Update classification UPDATE_RULE_000135	Changing a premise value	MODIFIED	MINOR	Address/premise/value	7
Update classification UPDATE_RULE_000136	Adding a premise short name	ADDED	MINOR	Address/premise/short name	7
Update classification UPDATE_RULE_000137	Changing a premise short name	MODIFIED	MINOR	Address/premise/short name	7
Update classification UPDATE_RULE_000138	Adding a premise number	ADDED	MINOR	Address/premise/number	7
Update classification UPDATE_RULE_000139	Changing a premise number	MODIFIED	MINOR	Address/premise/number	7
Update classification UPDATE_RULE_000142	Adding a thoroughfare direction	ADDED	MINOR	Address/thoroughfare/direction	7
Update classification UPDATE_RULE_000143	Changing a thoroughfare direction	MODIFIED	MINOR	Address/thoroughfare/direction	7
Update classification UPDATE_RULE_000144	Adding a thoroughfare name	ADDED	MINOR	Address/thoroughfare/name	7
Update classification UPDATE_RULE_000145	Changing a thoroughfare name	MODIFIED	MINOR	Address/thoroughfare/name	7
Update classification UPDATE_RULE_000146	Adding a thoroughfare number	ADDED	MINOR	Address/thoroughfare/number	7
Update classification UPDATE_RULE_000147	Changing a thoroughfare number	MODIFIED	MINOR	Address/thoroughfare/number	7
Update classification UPDATE_RULE_000149	Adding a business partner type	ADDED	MINOR	Business partner/type	7
Update classification UPDATE_RULE_000150	Changing a business partner type	MODIFIED	MINOR	Business partner/type	7
Update classification UPDATE_RULE_000151	Adding a business partner category	ADDED	MINOR	Business partner/category	7
Update classification UPDATE_RULE_000152	Changing a business partner category	MODIFIED	MINOR	Business partner/category	7
Update classification UPDATE_RULE_000153	Practice name of a healthcare professional deviates from the Swiss medical register	MODIFIED	CRITICAL	Business partner/partner profile/hcp profile/operational permissions/practice locations/practice name	7
Update classification UPDATE_RULE_000154	Name of an active healthcare professional deviates from the reference source	MODIFIED	CRITICAL	Business partner/name/value Business partner/partner profile/tag	7
Update classification UPDATE_RULE_000155	City of an active healthcare professional deviates from the reference source	MODIFIED	CRITICAL	Address/locality/value	7
Update classification UPDATE_RULE_000156	Street of an active healthcare professional deviates from the reference source	MODIFIED	CRITICAL	Address/thoroughfare/value	7
Update classification UPDATE_RULE_000157	Post code of an active healthcare professional deviates from the reference source	MODIFIED	CRITICAL	Address/post code/value	7
Update classification UPDATE_RULE_000158	Name of a healthcare professional marked for deletion deviates from the reference source	MODIFIED	MINOR	Business partner/name/value Business partner/partner profile/tag	7
Update classification UPDATE_RULE_000159	Adding an activity status of inactive for a healthcare professional	ADDED	CRITICAL	Business partner/partner profile/hcp profile/operational permissions/activity status/name	7
Update classification UPDATE_RULE_000160	Changing an activity status to inactive for a healthcare professional	MODIFIED	CRITICAL	Business partner/partner profile/hcp profile/operational permissions/activity status/name	7
Update classification UPDATE_RULE_000161	Legal form in the business partner names deviates from the recorded legal form	ADDED MODIFIED	MAJOR	Business partner/legal form Business partner/name	7
Update classification UPDATE_RULE_000163	Legal name differs from the VAT registered or local name	ADDED MODIFIED	MAJOR	Business partner/name/type/legal name	7
Update classification UPDATE_RULE_000164	VAT registered name differs from the legal or local name	ADDED MODIFIED	MAJOR	Business partner/name/type/vat registered name	7
Update classification UPDATE_RULE_000165	Adding an identifier	ADDED	MINOR	Business partner/identifier	2
Update classification UPDATE_RULE_000166	Adding a business partner name	ADDED	MINOR	Business partner/name	2
Update classification UPDATE_RULE_000167	Adding a country	ADDED	MINOR	Address/country	2
Update classification UPDATE_RULE_000168	Adding an administrative area	ADDED	MINOR	Address/administrative area	2
Update classification UPDATE_RULE_000169	Adding a post code	ADDED	MINOR	Address/post code	2
Update classification UPDATE_RULE_000170	Adding a thoroughfare	ADDED	MINOR	Address/thoroughfare	2
Update classification UPDATE_RULE_000171	Adding a postal delivery point	ADDED	MINOR	Address/postal delivery point	2
Update classification UPDATE_RULE_000172	Adding a locality	ADDED	MINOR	Address/locality	2
Update classification UPDATE_RULE_000173	Adding a premise	ADDED	MINOR	Address/premise	2
Update classification UPDATE_RULE_000174	City of a healthcare professional marked for deletion deviates from the reference source	MODIFIED	MINOR	Address/locality/value	2
Update classification UPDATE_RULE_000175	Street of a healthcare professional marked for deletion deviates from the reference source	MODIFIED	MINOR	Address/thoroughfare/value	2
Update classification UPDATE_RULE_000176	Post code of a healthcare professional marked for deletion deviates from the reference source	MODIFIED	MINOR	Address/post code/value	2
Update classification UPDATE_RULE_000177	Legal forms in the business partner names contradict each other	ADDED MODIFIED	MAJOR	Business partner/name	2
Update classification UPDATE_RULE_000178	Setting a business partner status back to active	ADDED MODIFIED	CRITICAL	Business partner/status	7
Update classification UPDATE_RULE_000179	Removing a critical keyword from a business partner name		CRITICAL	Business partner/name	7
Update classification UPDATE_RULE_000180	Setting an identifier status from inactive back to active		CRITICAL	Business partner/identifier/status	7
Update classification UPDATE_RULE_000182	Changing the end node of a business partner relation		CRITICAL	Business partner/relation	7
Update classification UPDATE_RULE_000183	Changing a thoroughfare name only by an additional element	MODIFIED	TRIVIAL	Address/thoroughfare/name	7
Update classification UPDATE_RULE_000184	Changing a locality short name only by an additional element	MODIFIED	TRIVIAL	Address/locality/short name	7

Data observability

Contents

Supported data sources

Classification of updates