Lobbying

Assiniboine and Sioux Tribes of the Fort Peck Reservation's latest lobbying report covers Q2 2026, at $10K. The four quarters Q4 2025–Q3 2026 total $20K. Its first report covers Q4 2022; the issues it reports most are Indian/Native American Affairs and Budget/Appropriations.

Assiniboine and Sioux Tribes of the Fort Peck Reservation

Latest quarter
No record
Q3 2026 · 0 reports
Last 12 months
$20K
Last 4 quarters
vs last quarter
−100.0%
Q3 2026 against the quarter before
First report
Q4 2022
The first quarter a report named it

Lobbying by quarter

Assiniboine and Sioux Tribes of the Fort Peck Reservation lobbying by quarter
Assiniboine and Sioux Tribes of the Fort Peck Reservation lobbying by quarter
QuarterAmountReports
Q4 2022$01
Q1 2023$10K1
Q2 2023$10K1
Q3 2023$10K1
Q4 2023$10K1
Q1 2024$10K1
Q2 2024$10K1
Q3 2024$10K1
Q4 2024$01
Q1 2025$10K1
Q2 2025$01
Q3 2025$01
Q4 2025$01
Q1 2026$10K1
Q2 2026$10K1
Q3 2026$00

By issue

  • Native American affairs$65K · 13 reports
  • Budget and appropriations$35K · 9 reports

An issue's amount splits each report's amount equally over the issues the report lists.

Who was lobbied

  • SENATE14 reports
  • HOUSE OF REPRESENTATIVES13 reports
  • Education, Dept of2 reports
  • Agriculture, Dept of (USDA)1 reports

Firms it paid

Firm
Sonosky, Chambers, Sachse, Endreson & Perry$100K15 quarters

Former officials lobbying for it

No lobbyist with a covered position.

Lobbying reports

Filed by
07/09for Q2Sonosky, Chambers, Sachse, Endreson & Perry$10K
04/13for Q1Sonosky, Chambers, Sachse, Endreson & Perry$10K
01/06for Q4 2025Sonosky, Chambers, Sachse, Endreson & PerryUnder $5,000
25/10/02for Q3 2025Sonosky, Chambers, Sachse, Endreson & PerryUnder $5,000
25/07/08for Q2 2025Sonosky, Chambers, Sachse, Endreson & PerryUnder $5,000
25/04/10for Q1 2025Sonosky, Chambers, Sachse, Endreson & Perry$10K
25/01/09for Q4 2024Sonosky, Chambers, Sachse, Endreson & PerryUnder $5,000
24/10/02for Q3 2024Sonosky, Chambers, Sachse, Endreson & Perry$10K
24/07/10for Q2 2024Sonosky, Chambers, Sachse, Endreson & Perry$10K
24/04/11for Q1 2024Sonosky, Chambers, Sachse, Endreson & Perry$10K
24/01/10for Q4 2023Sonosky, Chambers, Sachse, Endreson & Perry$10K
23/10/18for Q3 2023Sonosky, Chambers, Sachse, Endreson & Perry$10K
23/07/07for Q2 2023Sonosky, Chambers, Sachse, Endreson & Perry$10K
23/04/12for Q1 2023Sonosky, Chambers, Sachse, Endreson & Perry$10K
23/01/10for Q4 2022Sonosky, Chambers, Sachse, Endreson & PerryUnder $5,000