iicamthnplussupp.htm -- Converted by SEC Publisher, created by BCL Technologies Inc., for SEC Filing

497 1 iliacmthnplussupp.htm ILIAC MARATHON PLUS SUPPLEMENT iicamthnplussupp.htm -- Converted by SEC Publisher, created by BCL Technologies Inc., for SEC Filing

SUPPLEMENT Dated November 6, 2006
To The Prospectuses Dated April 28, 2006
For Your Variable Annuity Contract

Issued By ING Life Insurance and Annuity Company
Through Variable Annuity Account B or I of ING Life Insurance and Annuity Company

This supplement updates the prospectus. Please read it carefully and keep it with your copy of the prospectus for future reference. If you have any questions, please call our Customer Contact Center at 1-800-366-0066.

This investment portfolio change, underlined in the following excerpt of “Appendix III – Description of Underlying Funds,” is effective November 6, 2006 - with all references in the prospectus changed accordingly:

Fund Name and
Investment Adviser/Subadviser		Investment Objective

ING Investors Trust
7337 E. Doubletree Ranch Road, Scottsdale, AZ 85258

ING FMR^SMLarge Cap Growth Portfolio (formerly,		Seeks growth of capital over the long term.
ING FMR^SMEarnings Growth Portfolio) (Class I)

*Investment Adviser:* Directed Services, Inc.
*Investment Subadviser:* Fidelity Management &
Research Co.

141671 – ILIAC/IICA Marathon Plus

11/6/06