- 1.0A1: The rule has been revised to begin with the concept of "What is being cataloged."1.0A2: The rule has been revised to provide for the "basis of description" for all modes of issuance, including multipart monographs. (The following additional rule has been changed to reflect revised 1.0A2: 1.4D4.)1.0A3: A new rule has been added to give a fuller explanation of "chief source of information." (The following additional rules have been changed to reflect revised 1.0A3: 1.1G3; 2.0H; 3.0H; 5.0H; 6.0H; 7.0H; 8.0H; 9.0H; 10.0H2; 10.0H3; 11.0H; 12.0H; 25.18A10e.)
LCRI 1.0H has been renumbered 1.0A3; LCRI 1.6 has been revised; LCRI 12.0H has been cancelled.1.0A4: The information on "prescribed sources of information" has been moved from 1.0A1 to new rule 1.0A4.1.0F1/1.1B1/1.6B1: These rules have been revised to clarify that inaccuracies in series titles are to be transcribed but inaccuracies in titles of serials and integrating sources are not.
LCRI 1.6B has been revised.1.1F1: Two examples have been added.1.5D2: The rule has been amended to specify that dimensions are to be separated by a comma. (The following additional rules have been changed to reflect revised 1.5D2: 1.10C2b; 2.5D4; 3.5D1; 3.5D5; 4.5D1; 8.5D6; 10.5D2.)3.1F1: The first example has been corrected.3.5B3: An example has been added.6.5B1: A new optional provision has been added to the rule to permit the use of terms in common usage for the specific format of the physical carrier.
LCRI 6.5B1: LC practice: Do not apply the optional provision of the rule.7.5B1: A new optional provision has been added to the rule to permit the use of terms in common usage for the specific format of the physical carrier.
LCRI 7.5B1: LC practice: LC uses Archival Moving Image Materials rather than AACR2 in its moving image materials cataloging.9.3: The "Type and Extent of Resource Area" for electronic resources has been deleted from AACR2. (The following additional rules have been changed or added to reflect the deletion of 9.3: 0.25; 1.3A; 3.3A3; 3.3E; 3.3F; 9.5B4; 9.7B8; App. A.6A.)
LCRI 9.3B1 has been cancelled.9.5B1: A new optional provision has been added to the rule to permit, in addition to the physical carrier, an appropriate term from subrule .5B of one of the chapters of part I.
LCRI 9.5B1: LC practice: Apply the optional provision of the rule on a case-by-case basis.9.5B3: A new optional rule has been added to permit an extent statement for an electronic resource that is available only by remote access. (The following additional rules have been changed or added to reflect 9.5B3: 9.5A1; 9.5C3; 9.5E2; 9.7B10.)
LCRI 9.5B3: LC practice: Apply the optional rule on a case-by-case basis.9.7B11: An example has been added.12.0B1a: The rule has been amended to explicitly address numbered and unnumbered serials.12.1E1: The rule has been revised to remove the distinction between serials and integrating resources.21.2A: The provisions for multipart monographs have been moved from 21.2B2 to revised rule 21.2A; the concept of "predominant title" has been removed from the rule; and rule 21.2B1 has been deleted.
LCRI 21.2B2 has been renumbered 21.2A1; LCRI 26.5A has been revised.21.2B: The provisions for integrating resources have been moved from 21.2C1b to 21.2B. (The following additional rules have been changed to reflect 21.2B: 12.1B8b; 12.7B8a.)21.2C2: The provisions for serials have been moved from 21.2A1 and 21.2A2 to new rule 21.2C2.
LCRI 21.2A has been renumbered 21.2C; LCRI 1.6H, LCRI 1.6J, LCRI 25.3, and LCRI 26.5A have been revised.21.3A2: The rule for entry for multipart monographs has been revised to retain the main entry for the first or earliest part when responsibility changes on the later parts. (The following additional rule has been changed to reflect revised 21.3A2: 21.6A1.)
LCRI 21.3A2 has been revised.21.29B: The rule has been amended to provide for additional added entry access for multipart monographs, integrating resources, and serials.21.30J1: The rule has been revised to reflect the rule number changes in 21.2.
LCRI 21.30J has been revised.22.27D: The rule has been amended to include Malay titles.