Property talk:P1544

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Federal Register Document Number
authority file ID in the United States Federal Register

Associated item	Office of the Federal Register (Q2402343), Federal Register (Q5440362)
Data type	External identifier
Domain	law (Q7748) or document (Q49848)
Allowed values	(20[12]\d|9[3-9]|[0E]\d)-([1-9]\d{0,4}|0\d{4}) (year of publication (2 or 4 digits), then "-", then a 1 to 5-digit number)
Example	Executive Order 13233 (Q5419885) → 01-27917 Executive Order 13971 (Q104698871) → 2021-00305 Proclamation 8459 (Q43879596) → E9-28940 Executive Order 13111 (Q5419877) → 99-1185
Formatter URL	https://www.federalregister.gov/d/$1 https://federalregister.gov/a/$1
Related to country	United States of America (Q30) (See 762 others)
See also	Executive Order number (P1555)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P1544 Map Random list
Proposal discussion	[not applicable Proposal discussion]
Current uses	Total 340 Main statement 241 70.9% of uses Qualifier 15 4.4% of uses Reference 84 24.7% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Format “(20[12]\d|9[3-9]|[0E]\d)-([1-9]\d{0,4}|0\d{4})”: value must be formatted using this pattern (PCRE syntax). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P1544#Format, SPARQL

Distinct values: this property likely contains a value that is different from all other items. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P1544#Unique value, SPARQL (every item), SPARQL (by value)

Single value: this property generally contains a single value. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P1544#Single value, SPARQL

Type “law (Q7748), document (Q49848)”: item must contain property “instance of (P31)” with classes “law (Q7748), document (Q49848)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P1544#Type Q7748, Q49848, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P1544#Entity types

Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P1544#Scope, SPARQL

This property is being used by: en:Template:Infobox U.S. Presidential Document, en:Template:Infobox U.S. presidential document fa:الگو:Infobox U.S. Presidential Document, fa:الگو:Infobox U.S. Presidential Document/تمرین ckb:داڕێژە:Infobox U.S. Presidential Document lrc:چوٙأ:Infobox U.S. Presidential Document zh:Template:Infobox U.S. Presidential Document ja:Template:Infobox U.S. presidential document pt:Predefinição:Documento presidencial dos EUA Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)