25 C.F.R. § 1000.273 Is there a deadline for filing FTCA claims?
Title 25 - Indians
Yes, claims shall be filed within 2 years of the date of accrual. (28 U.S.C. 2401).
Title 25: Indians
PART 1000—ANNUAL FUNDING AGREEMENTS UNDER THE TRIBAL SELF-GOVERNMENT ACT AMENDMENTS TO THE INDIAN SELF-DETERMINATION AND EDUCATION ACT
Subpart L—Federal Tort Claims
§ 1000.273 Is there a deadline for filing FTCA claims?

