UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	May 11, 2021 12:00 P.M.

Form:	S-3
CIK: 0000831001 Company Name: CITIGROUP INC File Number: 333-255302
CIK: 0000200245 Company Name: Citigroup Global Markets Holdings Inc. File Number: 333-255302-03
CIK: 0001075170 Company Name: CITIGROUP CAPITAL XIII File Number: 333-255302-02
CIK: 0001366726 Company Name: Citigroup Capital XVIII File Number: 333-255302-01