; and (B) identify all programs and activities with outlays exceeding the statutory threshold dollar amount described in paragraph (3)(A)(i) that may be susceptible to significant improper payments. (2) Frequency A review under paragraph (1) shall be performed for each program and activity that the head of an executive agency administers not less frequently than once every 3 fiscal years. (3) Risk assessments (A) Definition of significant In this paragraph, the term significant means that, in the preceding fiscal year, the sum of a program or activity's improper payments and payments whose propriety cannot be determined by the executive agency due to lacking or insufficient documentation may have exceeded— (i) $10,000,000 of all reported program or activity payments of the executive agency made during that fiscal year and 1.5 percent of program outlays; or (ii) $100,000,000. (B) Scope If conducting a review under paragraph (1), the head of each executive agency shall take into account those risk factors that are likely to contribute to a susceptibility to significant improper payments, such as— (i) whether the program or activity reviewed is new to the executive agency; (ii) the complexity of the program or activity reviewed; (iii) the volume of payments made through the program or activity reviewed; (iv) whether payments or payment eligibility decisions are made outside of the executive agency, such as by a State or local government; (v) recent major changes in program funding, authorities, practices, or procedures; (vi) the level, experience, and quality of training for personnel responsible for making program eligibility determinations or certifying that payments are accurate; (vii) significant deficiencies in the audit report of the executive agency or other relevant management findings that might hinder accurate payment certification; (viii) similarities to other programs or activities that have reported improper payment estimates or been deemed susceptible to significant improper payments