Workers' Comp Rates for Machine Shop NOC (Class Code 3632)

Description

Covers machinists operating lathes, milling machines, and CNC equipment to produce metal parts.

Common Businesses

Machine shopsPrecision machining firmsCNC shopsTool and die shopsPrototype manufacturers

Hazard Group

D

Filed Figures Published

2

states · class percentile 45

Filed Figures for Class Code 3632 in the States That Publish Them

Copied from each state's own regulator or rating bureau filing, per $100 of payroll. A loss cost is what the filing calls it — your insurer multiplies it by its own loss cost multiplier; a rate is a manual rate. States not listed publish no per-class figure this site has transcribed.

StatePer $100What it isFiling
New York$1.466Loss cost (before insurer LCM)NYCIRB, Bulletin R.C. 2659, Exhibit A, effective 2026-10-01
Wisconsin$2.430Manual rateWCRB, General Circular Letter 3273 (October 1, 2026 rate revision), effective 2026-10-01

Judged only from filed tables, code 3632 has a class percentile of 45 (0 = the cheapest class, 100 = the most expensive) across the 2 filings that list it.

How States Rank for Class Code 3632

Cost index 1.00 = the median of the 47 rated states. It is a relative position from this site’s model, not a price, and it does not vary by class code; a state’s filed figure, where it publishes one, is shown beside it. North Dakota, Ohio, Washington and Wyoming are not included. Each is a monopolistic state fund that sets premium on its own basis rather than on an NCCI class-code rate per $100 of payroll, so there is no comparable figure to average or rank.

StateCost indexFiled figureFiling effective
Indiana0.73—2026-01-01
Texas0.74—2026-07-01
Virginia0.78—2026-04-01
Utah0.79—2026-02-01
Arkansas0.82—2026-07-01
Colorado0.83—2026-01-01
South Dakota0.83—2026-07-01
Arizona0.86—2026-01-01
Nebraska0.88—2026-02-01
North Carolina0.88—2026-04-01
Idaho0.89—2026-01-01
Tennessee0.89—2026-10-01
Kansas0.90—2026-01-01
Mississippi0.91—2026-03-01
New Mexico0.92—2026-01-01
Kentucky0.93—2026-01-01
South Carolina0.93—2026-04-01
Iowa0.95—2026-01-01
Missouri0.96—2026-01-01
Nevada0.97—2026-03-01
Georgia0.98—2026-03-01
Maryland0.98—2026-01-01
Oregon0.99—2026-01-01
West Virginia1.00—2026-01-01
Alabama1.01—2026-03-01
Minnesota1.01—2026-01-01
New Hampshire1.01—2026-01-01
Wisconsin1.01$2.430 rate2026-10-01
Delaware1.03—2025-12-01
Maine1.03—2025-04-01
Rhode Island1.04—2026-08-01
Michigan1.05—2026-01-01
Vermont1.05—2026-04-01
New York1.06$1.466 loss cost2026-10-01
Florida1.07—2026-01-01
Montana1.07—2026-07-01
District of Columbia1.10—2026-01-01
Massachusetts1.10—2024-07-01
Oklahoma1.10—2026-01-01
Illinois1.12—2026-01-01
Connecticut1.14—2026-01-01
Louisiana1.17—2026-05-01
Hawaii1.20—2026-01-01
Pennsylvania1.20—2026-04-01
New Jersey1.21—2026-01-01
Alaska1.33—2026-01-01
California1.34—2026-09-01

A filed rate — or a loss cost times your insurer's multiplier — is step 1 of the eight-step rating-bureau premium algorithm. See what your carrier applies after that, or work out premium for code 3632 with your own rate, payroll and experience mod.

Related Class Codes

3685

Machinist NOC

Hazard Group: D

3365

Welding or Cutting NOC

Hazard Group: E

3076

Printing - Offset or Digital

Hazard Group: D

2802

Carpentry - Shop Only

Hazard Group: D

3724

Bakery - Manufacturing

Hazard Group: D

Frequently Asked Questions

What is workers' comp class code 3632?
Class code 3632 (Machine Shop NOC) is an NCCI workers' compensation classification in the Manufacturing industry group. Covers machinists operating lathes, milling machines, and CNC equipment to produce metal parts. Hazard group: D.
How much is workers' comp insurance for class code 3632?
It depends on the state, and only some states publish a per-class figure. For class code 3632, the filed figures per $100 of payroll are: New York $1.466 (loss cost, NYCIRB, effective 2026-10-01); Wisconsin $2.430 (rate, WCRB, effective 2026-10-01). A loss cost is not a rate — your insurer multiplies it by its own loss cost multiplier — and every figure is before your experience modification. For other states this site shows a relative cost index, not a dollar figure. North Dakota, Ohio, Washington and Wyoming are not included. Each is a monopolistic state fund that sets premium on its own basis rather than on an NCCI class-code rate per $100 of payroll, so there is no comparable figure to average or rank.
What businesses use workers' comp class code 3632?
Class code 3632 typically applies to Machine shops, Precision machining firms, CNC shops, Tool and die shops, Prototype manufacturers.

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