Variant Control Number Type Authority List

Agency Disposition Number
scope note: The identifier the agency uses in its internal records schedule or manual.

Agency-Assigned Identifier
scope note: Use when the materials being described contain an identifier developed by a creating agency. For example, the U.S. Circuit Court. Northern District of Georgia. Atlanta Division assigned number 10042 to the case of "Coca-Cola Company versus Henry A. Rucker."

Declassification Project Number
scope note: A unique number assigned to a specific block of records (a series, several series, a specific file folder, etc.) that has been reviewed for declassification.

Download Display Identifier
scope note: A unique identifier used to inform the National Archives Catalog that digital objects should be displayed for download only, not the default display.

Exhibit Identifier
scope note: Use for exhibit names or identifiers when archival materials have been included in an internal exhibit or as part of an exhibit external to NARA.

FOIA Tracking Number
scope note: A unique number assigned to a specific block of records (a series, several series, a specific file folder, etc.) that has been reviewed for release under FOIA.

Former ARC Identifier
scope note: Use for the archival material's previously assigned ARC Identifier.

Former Local Identifier
scope note: Use for identifiers created by but no longer used by local NARA units to identify particular archival materials.

Former National Archives Identifier
scope note: Use for the archival material's previously assigned National Archives Identifier.

Former HMS/MLR Entry Number:
scope note: Use for the archival material's previously-assigned identifier in the Holdings Management System (HMS) or Master Location Registry (MLR).

Government Publication Number
scope note: Use when describing an item that has been formally published through the Government Printing Office and has been assigned a government publication number, also known as the Su Docs Number (Superintendent of Documents Number).

HMS Asset ID
scope note: Use for the system-assigned identifier for an asset in the Holdings Management System (HMS).

HMS/MLR Entry Number
scope note: Use for the archival material's assigned identifier in the Holdings Management System (HMS) or Master Location Registry (MLR).

HMS Record Entry ID
scope note: Use for archival materials with a unique system-assigned identifier for a Holdings Management System (HMS) record entry.

Inventory Entry Number
scope note: Use for archival materials described in an inventory of a Record Group or Collection. A basic archival finding aid, an inventory generally includes a brief administrative history of the organization(s) as well as series descriptions of their records. Minimum descriptions generally include title, inclusive dates, quantity, arrangement, relationships to other series, and scope and content notes. Inventories may also include appendices that provide supplementary information such as container lists, folder lists, glossaries, etc. In record management, an inventory is a listing of the volume, scope, and complexity of the records, usually compiled for the purpose of creating a records schedule.
source: SAA Glossary, 1992

Kennedy Assassination Document ID
scope note: The President John F. Kennedy Assassination Records Collection Act of 1992 required agencies that held assassination records to record information about these records on Record Identification Forms (RIFs) for input into a master database. The master database contains a unique document number for most of the records described on RIFs. For example, 104-10004-10266 is for a 9-page document from the Federal Bureau of Investigation to the Central Intelligence Agency with allegations by Joaquin Rivas Gamez.

Legislative Transfer Number
scope note: Use for the unique identifier assigned by the House or Senate to archival materials transferred to the Center for Legislative Archives.

NAIL Control Number
scope note: Use for archival materials that have been described in the NAIL database and have been assigned a unique identifier.

NAILTEX Control Number
scope note: Use for archival materials that have been described on NAILTEX forms and assigned a control number.

NUCMC Number
scope note: A valid entry number for a bibliographic record as found in the National Union Catalog of Manuscript Collections (NUCMC). NUCMC is a cooperative cataloging program operated by the Library of Congress.

Other Finding Aid Identifier
scope note: Use when archival materials were described in a previous finding aid, either created by NARA, by an agency, or by a donor. Describe the finding aid and finding aid number in the Variant Control Number Note.

Partnership Identifier
scope note: Use for the identifier assigned by NARA's description and digitizing partner.

Preliminary Checklist Identifier
scope note: Use of archival materials that have been described in a preliminary checklist. A checklist is a list of documents prepared for the purposes of identification and control.
source: SAA Glossary, 1992

PRESNET Number
scope note: Use for archival materials that have been described in the Presidential libraries Information Network (PRESNET) databases and have been assigned a unique identifier.

Ref ID
scope note: Use for the unique identifier assigned to each unique file of electronic records in the Electronic Records Archives (ERA). Use only for archival materials in the legal custody of the Electronic and Special Media Records Services Division (NWME).

Reparative Description Identifier
scope note: Use to indicate whether a record reviewed for Reparative Description was or was not revised, and to record the date on which the record was reviewed.

Search Identifier
scope note: Use for archival materials that have been designated as part of a predetermined, or "canned," search strategy.

Select List Identifier
scope note: Use for archival materials that have been described in a select list. A select list is a published finding aid listing items, such as textual documents, photographs, maps, etc., that bring together information from across record groups, collections, or series relating to a particular topic.
source: SAA Glossary, 1992

WHORM Identifier
scope note: The case file number and suffix, such as "172125CU", assigned to the materials by the White House Office of Records Management.

XMIS Number
scope note: Use for the unique identifier assigned to each unique file of electronic records as received or preserved in the physical or legal custody of the Electronic and Special Media Records Services Division (NWME).

Other Identifier
scope note: Use if the number type is not available in this list or is unknown. Describe the number type further in Variant Control Number Note.