At the Missouri Ethics Commission:

[….]
On November 8, 2016, Missouri voters approved Constitutional Amendment 2 which, among its provisions, imposes campaign contribution limits on certain candidates for state office including statewide offices, legislative offices and judicial offices.
[….]
… the effective date is December 8, 2016…
[….]
Section 23, subsection 3(1), provides a contribution limit of $2,600 from any person, other than the candidate, to elect individuals to state office for “one” election.
[….]

Today at the Missouri Ethics Commission for Mike Parson’s (r) 2020 (?) campaign for Lieutenant Governor:

C091129 12/05/2016 PARSON FOR MISSOURI Missouri Realtors PAC Inc PO Box 30635 Columbia MO 65205 12/3/2016 $10,000.00

[emphasis added]

Just think what it’d be like if that governor thing had worked out.