(1) Every account administrator, except a self-administered account holder, is required to register with the department.
(2) The registration does not need to be in a specific format but it must contain the following information:
(a) the name, address, identification number of the entity, and the names of the owners or officers for a business; or
(b) the name, address, and social security number for a sole proprietorship or partnership.
(3) The account administrator number will be:
(a) the federal employer identification number for a business; and
(b) the social security number of the owner for a sole proprietor or partnership.
(4) Nonregistration does not relieve an account administrator from being responsible for reporting, withholding, and remitting penalties.