Changes

# <li value="3">The file does not contain duplicates. Participating libraries must ensure that an authority record does not already exist before creating a new one. Consequently, participating libraries must update an existing authority record rather than create a new one when they wish to include additional information about the entity represented by the record (for example, a birth date).</li>

# <li value="3">The file does not contain duplicates. Participating libraries must ensure that an authority record does not already exist before creating a new one. Consequently, participating libraries must update an existing authority record rather than create a new one when they wish to include additional information about the entity represented by the record (for example, a birth date).</li>

# When an authority contains coding which indicates that it is not RDA compliant (008/10 (Descriptive cataloguing rules) containing a value other than z and no 040 $e "rda") is revised, the access points it contains must be revised ,if necessary, to comply with RDA and the coding in fields 008 and 040 modified accordingly.

# When an authority contains coding which indicates that it is not RDA compliant (008/10 (Descriptive cataloging rules) containing a value other than z and no 040 $e "rda") is revised, the access points it contains must be revised ,if necessary, to comply with RDA and the coding in fields 008 and 040 modified accordingly.

# The authorities must be formulated in MARC21 according to RDA and follow the options indicated in the LC-PCC PS, the LAC-BAnQ policy statements and other policies established by the Standards Committee.

# The authorities must be formulated in MARC21 according to RDA and follow the options indicated in the LC-PCC PS, the LAC-BAnQ policy statements and other policies established by the Standards Committee.

<p style="margin-left: 3em;">An authority record may contain :</p>

<p style="margin-left: 3em;">An authority record may contain :</p>

<ol style="list-style-type: lower-roman; margin-left: 5em">

<ol style="list-style-type: lower-roman; margin-left: 5em">

<li>additional information, recorded in fiexed fields (008) and in note fields of teh authority record (MARC fields 667, 675 ou 678);

<li>additional information, recorded in fiexed fields (008) and in note fields of the authority record (MARC fields 667, 675 ou 678);

<li>optional MARC fields such as fields 046 et 3XX;</li>

<li>optional MARC fields such as fields 046 et 3XX;</li>

<li>equivalent access points in the MARC 7XX linking fields.</li>

<li>equivalent access points in the MARC 7XX linking fields.</li>