UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	February 6, 2013 12:00 P.M.

Form:

N-14

CIK: 0000277751 Company Name: JANUS INVESTMENT FUND File Number: 333-185360 SERIES/CLASSES (CONTRACTS) MERGERS CIK Series ID Class/Contract Name Acquiring: 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000028942 Class T Target: 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077617 Class T CIK Series ID Class/Contract Name Acquiring: 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077714 Class A Target: 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077613 Class A CIK Series ID Class/Contract Name Acquiring: 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077715 Class C Target: 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077614 Class C CIK Series ID Class/Contract Name Acquiring: 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077716 Class I Target: 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077615 Class I CIK Series ID Class/Contract Name Acquiring: 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077717 Class S Target: 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077616 Class S