UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:
November 21, 2011 4:00 P.M.
Form:
S-4
CIK:
0000922864
Company Name:
APARTMENT INVESTMENT & MANAGEMENT CO
File Number:
333-175842
CIK:
0000926660
Company Name:
AIMCO PROPERTIES LP
File Number:
333-175842-01