0000950129-04-003675 S-8 4 333-45066 20040527 20040527 WASTE MANAGEMENT INC 0000823768 4953 731309529 DE 1231 S-8 33 333-115932 04835153 1001 FANNIN STREET STE 4000 HOUSTON TX 77002 7135126200 1001 FANNIN STREET SUITE 4000 HOUSTON TX 77002 USA WASTE SERVICES INC 19920703 S-8 1 h15798asv8.htm WASTE MANAGEMENT, INC. EX-5.1 2 h15798aexv5w1.htm OPINION OF JOHN S. TSAI EX-23.1 3 h15798aexv23w1.htm CONSENT OF ERNST & YOUNG LLP EX-23.2 4 h15798aexv23w2.htm EXPLANATORY STATEMENT