Effective 01 Jan 1973, see footnote
143.691. Waiver of restriction. — The taxpayer at any time, whether or not a notice of deficiency has been issued, shall have the right to waive the restrictions on assessment and collection of the whole or any part of the deficiency. This waiver may only be made by a signed notice that refers to the right to file a protest and is filed with the director of revenue.
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(L. 1972 S.B. 549)
Effective 1-1-73