Current through Register Vol. 49, No. 13, September 23, 2024
Subpart 1.
Activity requiring licensure
or registration.
Except for those persons exempted under Minnesota Statutes,
section
103I.205,
subdivision 4, paragraph (e), a person must hold a license or registration
issued by the commissioner to:
A.
construct, repair, modify, or seal a well or boring;
B. construct or seal a vertical heat
exchanger or groundwater thermal exchange device;
C. construct, repair, or seal an elevator
boring;
D. install a well pump or
pumping equipment;
E. install,
modify, or remove a screen, pitless unit, or pitless adapter; or
F. modify or materially affect the yield,
water quality, diameter, depth, or casing of a well or boring including:
(1) attachment of water conditioning or other
devices to the casing of the well or boring;
(2) chemical treatment of the well or boring
with acid or other chemicals;
(3)
development or stimulation of a well or boring including the use of explosives
or hydrofracturing; or
(4)
termination of a monitoring well, environmental bore hole, remedial well, or
dewatering well casing at-grade, including installation or modification of the
protective manhole or vault as required in part 4725.6850.
Subp. 2.
Exceptions to
licensure or registration.
Nothing in this part shall prohibit:
A. a person from placing a water sampling
device including a well pump or pumping equipment in a monitoring well or
remedial well to obtain a water sample if the device is immediately removed
after the sample is collected;
B. a
plumber or plumbing contractor from installing and servicing a water service
pipe according to chapter 4715, from the source of supply;
C. a water conditioning contractor from
installing water conditioning equipment within a building according to chapter
4715;
D. a limited well/boring
contractor from repairing, installing a pump or pumping equipment, or repairing
or sealing a well that the limited well/boring contractor is licensed to
construct; and
E. a water-supply
system operator certified under chapter 9400 or the owner of a transient,
noncommunity water system from disinfecting the public well they are directly
responsible for, according to part 4725.5550.
Subp. 3.
Well contractor
license.
A person must be licensed as a well contractor to:
A. construct, repair, modify, or seal a well
or boring except exploratory borings;
B. install a pump or pumping equipment;
and
C. any of the activities in
subpart 1, item F.
Subp.
4.
Limited well/boring contractor licenses.
A person performing any of the activities in items A to F
must have either a well contractor's license or have a separate limited
well/boring contractor license for each of the limited licensure areas listed
in items A to F:
A. limited licensure
to construct, repair, modify as specified in subpart 1, item F, or seal a dug
well or drive-point well;
B.
limited licensure to install, modify, or repair screens, pitless units or
adapters, and casings from the frost line or pitless unit or adapter to the
upper termination of the casing;
C.
limited licensure to install a well pump or pumping equipment, or any of the
activities in subpart 1, item F, subitems (1) and (2);
D. limited licensure to seal wells or
borings, remove obstructions from a well or boring before sealing, remove or
perforate casing before sealing, or other activities to seal a well or boring,
except that a drive-point well or dug well contractor may seal a dug well or
drive-point well, a dewatering well contractor may seal a dewatering well, an
elevator boring contractor may seal an elevator boring, a vertical heat
exchanger contractor may seal a vertical heat exchanger, and a monitoring well
contractor may seal a monitoring well or environmental bore hole;
E. limited licensure to construct, repair,
seal, or modify as specified in subpart 1, item F, a dewatering well;
or
F. limited licensure to
construct, repair, seal, or modify as specified in subpart 1, item F, a
vertical heat exchanger.
Subp.
5.
Elevator boring contractor license.
A person must have an elevator boring contractor's license or
a well contractor's license to construct, repair, or seal an elevator
boring.
Subp. 6.
Monitoring well contractor registration.
A person must be either licensed as a well contractor or
registered as a monitoring well contractor to:
A. construct, repair, modify, or seal
monitoring wells or environmental bore holes; or
B. install pumps in monitoring wells.
A person with a limited well/boring contractor license to
install a well pump or pumping equipment may install pumps in monitoring
wells.
Subp. 7.
Individual well contractor license.
A person who is licensed as an individual well contractor
must meet the requirements for licensure for a well contractor, except the
requirements for a bond as specified in part 4725.1250.
Statutory Authority: MS s
103I.101;
103I.111;
103I.205;
103I.221;
103I.301;
103I.401;
103I.451;
103I.501;
103I.525;
103I.531;
103I.535;
103I.541;
103I.621;
144.05;
144.12;
144.383;
157.04; 157.08; 157.09; 157.13
