Exhibit m.2 LIBERTY ACORN TRUST AMENDED AND RESTATED RULE 12B-1 PLAN IMPLEMENTING AGREEMENT Liberty Acorn Trust ("Trust"), on behalf of each series (each a "Fund") of the Trust designated in APPENDIX 1 from time to time, acting severally, and Liberty...Rule 12b-1 Plan Implementing Agreement • September 20th, 2002 • Liberty Acorn Trust
COLUMBIA ACORN TRUST RULE 12B-1 PLAN IMPLEMENTING AGREEMENTRule 12b-1 Plan Implementing Agreement • August 17th, 2011 • Columbia Acorn Trust
Columbia Acorn Trust (“Trust”), on behalf of each series (each a “Fund”) of the Trust designated in Appendix 1 from time to time, acting severally, and Columbia Management Investment Distributors, Inc. (“CMID”), agree as of March 2, 2011:
COLUMBIA ACORN TRUST RULE 12B-1 PLAN IMPLEMENTING AGREEMENTRule 12b-1 Plan Implementing Agreement • September 27th, 2010 • Columbia Acorn Trust
