🧱 Insulation Worker License Requirements by State

Compare insulation worker license requirements across all 50 states and DC — experience, exams, fees, and salary data.

State	License Required	Experience	Exam Fee	Median Salary
ALAlabama	Not Required	—	—	$42,760
AKAlaska	Not Required	—	—	$60,946
AZArizona	Not Required	—	—	$47,675
ARArkansas	Not Required	—	—	$41,286
CACalifornia	Required	—	$50	$67,827
COColorado	Not Required	—	—	$53,082
CTConnecticut	Required	—	$50	$56,522
DEDelaware	Not Required	—	—	$49,150
DCDistrict of Columbia	Not Required	—	—	$62,912
FLFlorida	Not Required	—	—	$47,184
GAGeorgia	Not Required	—	—	$45,709
HIHawaii	Not Required	—	—	$66,352
IDIdaho	Not Required	—	—	$46,201
ILIllinois	Not Required	—	—	$51,607
INIndiana	Not Required	—	—	$44,726
IAIowa	Not Required	—	—	$43,743
KSKansas	Not Required	—	—	$43,743
KYKentucky	Not Required	—	—	$43,743
LALouisiana	Not Required	—	—	$44,235
MEMaine	Not Required	—	—	$47,675
MDMaryland	Not Required	—	—	$53,573
MAMassachusetts	Required	—	$50	$59,963
MIMichigan	Not Required	—	—	$46,201
MNMinnesota	Not Required	—	—	$51,116
MSMississippi	Not Required	—	—	$40,794
MOMissouri	Not Required	—	—	$44,235
MTMontana	Not Required	—	—	$47,184
NENebraska	Not Required	—	—	$44,235
NVNevada	Not Required	—	—	$50,133
NHNew Hampshire	Not Required	—	—	$51,116
NJNew Jersey	Required	—	$50	$57,997
NMNew Mexico	Not Required	—	—	$44,726
NYNew York	Required	—	$50	$63,895
NCNorth Carolina	Not Required	—	—	$45,218
NDNorth Dakota	Not Required	—	—	$46,692
OHOhio	Not Required	—	—	$45,218
OKOklahoma	Not Required	—	—	$42,760
OROregon	Required	—	$50	$54,065
PAPennsylvania	Not Required	—	—	$48,167
RIRhode Island	Not Required	—	—	$50,624
SCSouth Carolina	Not Required	—	—	$44,726
SDSouth Dakota	Not Required	—	—	$43,252
TNTennessee	Not Required	—	—	$44,235
TXTexas	Not Required	—	—	$46,201
UTUtah	Not Required	—	—	$47,675
VTVermont	Not Required	—	—	$49,641
VAVirginia	Not Required	—	—	$50,133
WAWashington	Required	—	$50	$57,997
WVWest Virginia	Not Required	—	—	$42,269
WIWisconsin	Not Required	—	—	$46,201
WYWyoming	Not Required	—	—	$46,692

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Data last verified 2026. Salary data from BLS OEWS. Always verify with your state licensing board.