Wis. Admin. Code § ATCP 14.07 – Brand design.

(1) Numbers or numerals shall not be recorded as a brand unless accompanied by additional marking configuration.
(2) Single letters may be recorded as a brand, except for the letters “I” and “O” unless accompanied by additional marking configuration.
(3) If recording of a brand is refused for any reason, the department shall promptly notify the applicant stating reasons for denial.
(4) A configuration or design which can be read as a number through use of the “Farrell system” may not be recorded as a brand.

History: Cr. Register, March, 1975, No. 231, eff. 4-1-75.