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Assistance Listing 15.666

Endangered Species Conservation-Wolf Livestock Loss Compensation and Prevention

Department of the Interior · U.S. Fish and Wildlife Service

Assistance Listing 15.666, “Endangered Species Conservation-Wolf Livestock Loss Compensation and Prevention,” is a federal program administered by Department of the Interior. It provides grant assistance. GrantsJunction currently tracks 0 open, 0 forecasted and 1 closed opportunities under this listing. The agency reported $863K in obligations for fiscal year 2025.

  • Funding up 212% (FY24→FY25)Actual obligations reported in the SAM.gov listing changed +212% from FY2024 to FY2025. Historical data, not a prediction. calculated by GrantsJunction

Program objective

To provide federal financial assistance to livestock producers undertaking proactive, non-lethal activities to reduce the risk of livestock loss due to predation by wolves and to compensate livestock producers for livestock losses due to such predation.

As published in the SAM.gov Assistance Listing.

Current opportunities under 15.666

No open or forecasted opportunities are currently posted under this listing. Programs often post notices on an annual cycle — see recently closed opportunities below for timing.

Eligible applicants (program level)

  • U.S. State Government (including the District of Columbia)
  • Federally Recognized Indian/Native American/Alaska Native Tribal Government

State governments/agencies Indian tribes as defined in Public Law111-11

Intended beneficiaries: Federally Recognized Indian/Native American/Alaska Native Tribal Government and U.S. State Government (including the District of Columbia).

Program-level eligibility from SAM.gov. Each funding notice sets its own requirements.

Reported obligations by fiscal year

Historical data · not a prediction
FY24$277K
FY25$863K
FY26$900K est.

Range and average of financial assistance (from the listing): $9,000 - $100,000. Average grant award amount is $50,000.

Source: SAM.gov Assistance Listing 15.666. Hatched bars are agency estimates. These totals do not indicate approval rates.

Who gets funded

Historical data · not a prediction

Grant obligations by fiscal year

FY23$1.35M
FY24$277K
FY25$863K
Obligations recorded in USAspending.gov; FY25 may be partial. Can differ from the agency-reported totals above.

Source: USAspending.gov (grants and cooperative agreements, award types 02–05), refreshed weekly. Names and amounts are as reported by agencies and prime recipients. Past recipients show where money went — not who is eligible or how likely an application is to succeed.

Recently closed under 15.666

Closed opportunities under 15.666
OpportunityStatusAward rangeClosesALN
Closed$10K – $450KMar 5, 202115.666

Frequently asked questions

What is ALN 15.666?

15.666 is the Assistance Listing Number for “Endangered Species Conservation-Wolf Livestock Loss Compensation and Prevention.” Assistance Listing Numbers (formerly CFDA numbers) identify federal assistance programs; individual grant opportunities reference the listing they are funded under.

Who can apply under ALN 15.666?

The SAM.gov listing names these applicant types: U.S. State Government (including the District of Columbia) and Federally Recognized Indian/Native American/Alaska Native Tribal Government. Each funding notice under the program sets its own eligibility, so check the specific opportunity.

How much funding does 15.666 provide?

The agency reported $863,062 in obligations for FY2025 in the SAM.gov Assistance Listing. These are program-wide totals reported by the agency, not a prediction of future awards.