Minn. Stat. § 161.081
Subd. 1. Distribution of five percent.
Pursuant to article 14, section 5, of the constitution, five percent of the net highway user tax distribution fund is set aside, and apportioned to the county state-aid highway fund.
That apportionment is further distributed as follows:
Subd. 2. Investment.
Upon the request of the commissioner, money in the highway user tax distribution fund shall be invested by the state board of investment in those securities authorized for that purpose in section 11A.21. All interest and profits from the investments must be credited to the highway user tax distribution fund. The state treasurer shall be the custodian of all securities purchased under this section.
Subd. 3. Flexible highway account; turnback accounts.
(g) Money apportioned from the flexible highway account to the trunk highway fund must be used for state road construction and engineering costs.
* NOTE: The amendment to subdivision 1 and the addition of *subdivision 3 by Laws 1998, chapter 372, article 2, sections 1 *and 2, are effective July 1, 1999. Laws 1998, chapter 372, *article 2, section 9.