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506 - RESTRICTIONS ON ACCESS NOTE (R)
Information on the restrictions that govern access to or the limited distribution of the described materials.
Indicators
- First - Undefined
- # - Undefined
- Second - Undefined
- # - Undefined
Subfield Codes
- $a - Terms governing access (NR)
Legal physical or procedural restrictions imposed on individuals wishing to see the described materials. - $b - Jurisdiction (R)
The name of a person an institution or a position or function within the institution by whom or which the terms governing access are imposed and to whom the restriction may be appealed. - $c - Physical access provisions (R)
Arrangements required for physical access. - $d - Authorized users (R)
A class of users or specific individuals to whom the restrictions in subfield $a do not apply. - $e - Authorization (R)
The source of authority for the restriction. - $u - Uniform Resource Identifier (R)
The Uniform Resource Identifier (URI) for example a URL or URN which provides electronic access data in a standard syntax. This data can be used for automated access to an electronic item using one of the Internet protocols. - $3 - Materials specified (NR)
- $5 - Institution to which field applies (NR) See Control Subfields
- $6 - Linkage (NR) See Control Subfields
- $8 - Field link and sequence number (R) See Control Subfields
Examples
506 |
##$aClassified. |
506 |
##$aFor official use only. |
506 |
##$3Office files of Under Secretary$aNo one may examine these records or obtain information from them or copies of them except by written permission;$bSecretary of the Treasury or his duly authorized representative;$cKept in remote storage; access requires 24 hours advance notice. |
506 |
##$aRestricted access;$cWritten permission required;$bDonor. |
506 |
##$aRestricted: cannot be viewed until 2010;$dMembers of donor's family. |
506 |
##$aClassified under national security provisions;$bDepartment of Defense;$eTitle 50 chapter 401 U.S.C. |
506 |
##$aSome restrictions apply. Consult restricted access file for restriction details: $u[URI] |

