Indian Buffalo Management Act This bill establishes a permanent program within the Department of the Interior to develop and promote tribal ownership and management of buffalo and buffalo habitat on Indian lands. Specifically, the bill requires Interior to (1) enter into contracts, award grants, and provide technical assistance to Indian tribes and tribal organizations for activities related to buffalo restoration or management; (2) consult with tribes and tribal organizations on initiatives that affect buffalo or buffalo habitat, including efforts to contain or eradicate diseased buffalo; and (3) develop a policy relating to buffalo and buffalo habitat management activities on Indian land. Additionally, Interior may enter into agreements with tribes or tribal organizations to transport surplus buffalo from federal land onto Indian land.