Wyo. Const. art. 16, § 6 – Loan of credit; donations prohibited; investment of funds; works of internal improvement.

(a) Neither the state nor any county, city, township, town, school district, or any other political subdivision, shall:
1. (i) Loan or give its credit or make donations to or in aid of any individual, association or corporation, except for necessary support of the poor; or
2. (ii) Subscribe to or become the owner of the capital stock of any association or corporation, except that:
  1. (A) Funds of public employee retirement systems and the permanent funds of the state of Wyoming may be invested in such stock under conditions the legislature prescribes;
  2. (B) The legislature may provide by law for the investment of funds not designated as permanent funds of the state in the capital stock of any association or corporation and may designate which of these funds may be invested. The legislature may prescribe different investment conditions for each fund. Any legislation establishing or increasing the percentage of any fund that may be invested under this subparagraph shall be passed only by a two-thirds (2/3) vote of all the members of each of the two (2) houses voting separately;
  3. (C) The legislature may provide by law for the investment of county, city, township, town, school district, or any other political subdivision's funds in the capital stock of any association or corporation and may designate which of these funds may be invested. The legislature may prescribe different investment conditions for each type and class of political subdivision and for each type of fund. Any legislation establishing or increasing the percentage of any fund that may be invested under this subparagraph shall be passed only by a two-thirds (2/3) vote of all the members of each of the two (2) houses voting separately.
(b) The state shall not engage in any work of internal improvement unless authorized by a two-thirds (2/3) vote of the people.