II 

Calendar No. 599 

117TH CONGRESS 

2D SESSION S. 2541 

[Report No. 117–235] 

To authorize the reclassification of the tactical enforcement officers (commonly known as the ‘‘Shadow Wolves’’) in the Homeland Security Investigations tactical patrol unit operating on the lands of the Tohono 

O’odham Nation as special agents. 

IN THE SENATE OF THE UNITED STATES 

JULY 29, 2021 

Ms. SINEMA (for herself, Mr. HOEVEN, Mr. KELLY, and Ms. HASSAN) introduced the following bill; which was read twice and referred to the Committee on Homeland Security and Governmental Affairs 

DECEMBER 7, 2022 

Reported by Mr. PETERS, with an amendment 

[Strike out all after the enacting clause and insert the part printed in italic] 

A BILL 

To authorize the reclassification of the tactical enforcement 

officers (commonly known as the ‘‘Shadow Wolves’’) in 

the Homeland Security Investigations tactical patrol unit 

operating on the lands of the Tohono O’odham Nation 

as special agents. 

1 Be it enacted by the Senate and House of Representa2 tives of the United States of America in Congress assembled, 


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1 SECTION 1. SHORT TITLE. 

2 This Act may be cited as the ‘‘Shadow Wolves En3 hancement Act’’. 

4 SEC. 2. RECLASSIFICATION OF SHADOW WOLVES AS GS– 

5 1811 SPECIAL AGENTS. 

6 Notwithstanding any other provision of law, the Di7 rector of U.S. Immigration and Customs Enforcement is 

8 authorized— 

9 (1) to reclassify the GS–1801 tactical enforce10 ment officers (commonly known as ‘‘Shadow 

11 Wolves’’) assigned to the Homeland Security Inves12 tigations tactical patrol unit operating on the lands 

13 of the Tohono O’odham Nation, as of the date of the 

14 enactment of this Act, as GS–1811 special agents, 

15 upon the successful completion of— 

16 (A) the Federal Law Enforcement Train17 ing Center’s Criminal Investigator Training 

18 Program; and 

19 (B)(i) Customs Basic Enforcement School, 

20 if the officer was hired before March 2003; or 

21 (ii) U.S. Immigration and Customs En22 forcement Homeland Security Investigations 

23 Special Agent Training, if the officer was hired 

24 during or after March 2003; 

25 (2) to classify any Shadow Wolves who are as26 signed to the unit referred to in paragraph (1) after 


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1 such date of enactment as special agents upon the 

2 successful completion of the training described in 

3 paragraph (1); and 

4 (3) to classify any Shadow Wolves who are 

5 hired as part of a comparable unit (regardless of lo6 cation) after such date of enactment as special 

7 agents upon the successful completion of the train8 ing described in paragraph (1). 

9 SEC. 3. EXPANSION OF SHADOW WOLVES PROGRAM. 

10 Not later than 90 days after the date of the enact11 ment of this Act, the Secretary of Homeland Security shall 

12 submit to the Comptroller General of the United States, 

13 the Committee on Homeland Security and Governmental 

14 Affairs of the Senate, and the Committee on Homeland 

15 Security of the House of Representatives a strategy for— 

16 (1) retaining existing Shadow Wolves; 

17 (2) recruiting new Shadow Wolves; 

18 (3) expanding comparable units referred to in 

19 section 2(3) to appropriate areas near the inter20 national border between the United States and Can21 ada or the international border between the United 

22 States and Mexico, with the approval and consent of 

23 the appropriate Indian tribe; and 

24 (4) determining the best process for expanding 

25 the reach of the Shadow Wolves Program to include 


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1 historically and culturally significant areas for Trib2 al communities that are not located on Tribal lands. 

3 SEC. 4. GAO STUDY. 

4 (a) STUDY.—The Comptroller General of the United 

5 States shall conduct a study to determine the best process 

6 for expanding the reach of the Shadow Wolves Program 

7 to include historically and culturally significant areas for 

8 tribal communities that are not located on tribal lands. 

9 (b) REPORT.—Not later than 1 year after receiving 

10 the strategy under section 3, and annually for the fol11 lowing 2 years, the Comptroller General of the United 

12 States shall submit to the Committee on Homeland Secu13 rity and Governmental Affairs of the Senate and the Com14 mittee on Homeland Security of the House of Representa15 tives— 

16 (1) an assessment of the effectiveness of such 

17 strategy; and 

18 (2) any recommendations for improvements to 

19 the strategy that the Comptroller General deter20 mines to be appropriate. 

21 SECTION 1. SHORT TITLE. 

22 This Act may be cited as the ‘‘Shadow Wolves En23 hancement Act’’. 


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1 SEC. 2. RECLASSIFICATION OF SHADOW WOLVES AS GS–1811 

2 SPECIAL AGENTS. 

3 The Director of U.S. Immigration and Customs En4 forcement is authorized— 

5 (1) to reclassify the GS-1801 tactical enforce6 ment officers (commonly known as ‘‘Shadow Wolves’’) 

7 assigned to the Homeland Security Investigations tac8 tical patrol unit operating on the lands of the Tohono 

9 O’odham Nation, as of the date of the enactment of 

10 this Act, as GS–1811 special agents, upon the success11 ful completion of— 

12 (A) the Federal Law Enforcement Training 

13 Center’s Criminal Investigator Training Pro14 gram; and 

15 (B)(i) Customs Basic Enforcement School, 

16 if the officer was hired before March 2003; or 

17 (ii) U.S. Immigration and Customs En18 forcement Homeland Security Investigations 

19 Special Agent Training, if the officer was hired 

20 during or after March 2003; 

21 (2) to classify any Shadow Wolves who are as22 signed to the unit referred to in paragraph (1) after 

23 such date of enactment as GS–1811 special agents 

24 upon the successful completion of the training de25 scribed in paragraph (1); and 


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1 (3) to classify as GS–1811 special agents upon 

2 the successful completion of the training described in 

3 paragraph (1) any Shadow Wolves who are hired as 

4 part of a comparable unit (regardless of location), es5 tablished after such date of enactment with the ap6 proval and consent of the appropriate Indian tribe. 

7 SEC. 3. EXPANSION OF SHADOW WOLVES PROGRAM. 

8 Not later than 90 days after the date of the enactment 

9 of this Act, the Secretary of Homeland Security shall sub10 mit to the Comptroller General of the United States, the 

11 Committee on Homeland Security and Governmental Af12 fairs of the Senate, and the Committee on Homeland Secu13 rity of the House of Representatives a strategy for— 

14 (1) retaining existing Shadow Wolves; 

15 (2) recruiting new Shadow Wolves; and 

16 (3) expanding comparable units referred to in 

17 section 2(3) to appropriate areas near the inter18 national border between the United States and Can19 ada or the international border between the United 

20 States and Mexico, with the approval and consent of 

21 the appropriate Indian tribe. 

22 SEC. 4. GAO REPORT. 

23 Not later than 1 year after receiving the strategy re24 quired under section 3 and annually for the following two 

25 years, the Comptroller General of the United States shall 


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1 submit to the Committee on Homeland Security and Gov2 ernmental Affairs of the Senate and the Committee on 

3 Homeland Security of the House of Representatives— 

4 (1) an assessment of the effectiveness of such 

5 strategy; and 

6 (2) any recommendations for improvements to 

7 the strategy that the Comptroller General determines 

8 to be appropriate. 


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Calendar No. 599 

117TH CONGRESS 

2D SESSION S. 2541 

[Report No. 117–235] 

A BILL 

To authorize the reclassification of the tactical enagents. lands of the Tohono O’odham Nation as special vestigations tactical patrol unit operating on the ‘‘Shadow Wolves’’) in the Homeland Security In- forcement officers (commonly known as the 

DECEMBER 7, 2022 

Reported with an amendment 


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