Wis. Admin. Code DFI-Bkg § 15.01
Each organization engaged in, or which intends to engage in, fiduciary operations as defined in s. 223.105, Stats., shall notify the administrator of the division of banking then exercising regulatory authority over such organizations as specified in s. 223.105(4), Stats., or, if none, the administrator of the division of banking of its fiduciary activities or of its intentions to engage in such activities. Organizations engaged in such activities on or before the effective date of this rule shall file such notice with the appropriate administrator of the division of banking within 120 days of September 1, 1977 and annually thereafter. Organizations which intend to engage in such activities after September 1, 1977 shall file such notice with the appropriate administrator of the division of banking prior to engaging in such operations and shall file a notice of its continuing activities annually thereafter.
Wis. Admin. Code Department of Financial Institutions § DFI-Bkg 15.01