This is a log of changes to user rights performed locally by users ("manual" changes) or by system rules ("automatic" changes). You may enter either or both of:

• Performer – the name of the user who changed the rights (just their name)
• Target – the name of the user whose rights were changed (written with the prefix User:)

The list of user groups and their associated permissions is on Special:ListGroupRights.

The log does not show:

• Changes of rights by stewards (such as checkuser and oversight user rights) – see the meta global rights log (Enter usernames like this: User:Doe@enwiki)
• Local rights changes made prior to 24 December 2004 – see Wikipedia:Bureaucrat log.

• 14:02, 1 January 2021 Deryck Chan talk contribs changed group membership for Zazpot from extended confirmed user to extended confirmed user and IP block exempt (Trusted editor and attendee in offline Wikimedia events requested IPBE off-wiki. I'll log at WT:IPBELOG.)
• 21:51, 26 November 2018 Deryck Chan talk contribs changed group membership for Reem Al-Kashif from (none) to pending changes reviewer (temporary, until 21:51, 3 December 2018), new page reviewer (temporary, until 21:51, 3 December 2018), autopatrolled and event coordinator (Trusted Wikimedian from ar.wp & Wikimania requires rights to run editing workshop this week.)
• 14:27, 30 June 2018 Deryck Chan talk contribs changed group membership for 1233 from event coordinator (temporary, until 00:00, 1 September 2018), extended confirmed user, pending changes reviewer and rollbacker to event coordinator (temporary, until 00:00, 1 September 2018), extended confirmed user, pending changes reviewer, rollbacker and IP block exempt (User request. User has suffered from collateral damage from local blocks; user already holds global IPBE so abuse is unlikely.)
• 18:22, 8 March 2017 Deryck Chan talk contribs changed group membership for Tamsinanne from (none) to confirmed user (Participant at in-person editathon needs right to move page.)
• 18:10, 8 March 2017 Deryck Chan talk contribs changed group membership for Zippie IWD from (none) to confirmed user (Participant at in-person editathon needs right to move page.)
• 10:09, 19 February 2016 Deryck Chan talk contribs changed group membership for Lmmnhn from autopatrolled to autopatrolled, pending changes reviewer, IP block exempt and rollbacker (Leading editor on elections in Hong Kong, will do well with these extra flags.)
• 11:23, 22 September 2015 Deryck Chan talk contribs changed group membership for 黑武士仲尼 from (none) to confirmed user (Editathon participant, needs move right)
• 11:16, 22 September 2015 Deryck Chan talk contribs changed group membership for KevinY121294 from (none) to confirmed user (Editathon participant, needs move right)
• 11:16, 22 September 2015 Deryck Chan talk contribs changed group membership for Lhlconnie from (none) to confirmed user (Editathon participant, needs move right)
• 17:02, 28 October 2012 Deryck Chan talk contribs changed group membership for Snow Blizzard from pending changes reviewer and rollbacker to pending changes reviewer, rollbacker and autopatrolled (Experienced user, member of WP:CUWPS, may need to create large number of pages for outreach purposes)
• 09:22, 14 August 2012 Deryck Chan talk contribs changed group membership for BlueBarwick from confirmed user to (none) (revoke confirmed status because user hasn't edited since the status was granted two weeks ago. revoking in case account was disused or compromised.)
• 20:37, 29 July 2012 Deryck Chan talk contribs changed group membership for BlueBarwick from (none) to confirmed user (Previously anonymous editor requesting rights to edit semi-protected pages. Identity confirmed by dummy edits.)
• 10:20, 28 July 2012 Deryck Chan talk contribs changed group membership for Kwamikagami from (none) to rollbacker and autopatrolled (restore 2 useful rights to former admin who remains active)