of funds for its accounts, as described in 31 U.S.C. 1514 , not later than December 31, 2017. Department of health and human services Indian health service Indian health services For expenses necessary to carry out the Act of August 5, 1954 (68 Stat. 674), the Indian Self-Determination and Education Assistance Act, the Indian Health Care Improvement Act, and titles II and III of the Public Health Service Act with respect to the Indian Health Service, $3,867,260,000, together with payments received during the fiscal year pursuant to sections 231(b) and 233 of the Public Health Service Act ( 42 U.S.C. 238(b) , 238b), for services furnished by the Indian Health Service: Provided , That funds made available to tribes and tribal organizations through contracts, grant agreements, or any other agreements or compacts authorized by the Indian Self-Determination and Education Assistance Act of 1975 ( 25 U.S.C. 450 ), shall be deemed to be obligated at the time of the grant or contract award and thereafter shall remain available to the tribe or tribal organization without fiscal year limitation: Provided further , That $2,000,000 shall be available for grants or contracts with public or private institutions to provide alcohol or drug treatment services to Indians, including alcohol detoxification services: Provided further , That $928,830,000 for Purchased/Referred Care, including $53,000,000 for the Indian Catastrophic Health Emergency Fund, shall remain available until expended: Provided further , That of the funds provided, up to $36,000,000 shall remain available until expended for implementation of the loan repayment program under section 108 of the Indian Health Care Improvement Act: Provided further That of the funds provided, $11,000,000 shall remain available until expended to supplement funds available for operational costs at tribal clinics operated under an Indian Self-Determination and Education Assistance Act compact or contract where health care is delivered in space acquired through a full service lease,