Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-17 - General reporting rules, audit and recordkeeping, rates and rating system for Washington workers' compensation insurance › Section 296-17-885 - Table III

Current through Register Vol. 24-14, July 15, 2024
Expected Loss Rates and Primary Ratios by Risk
				Classification and Fiscal Year Expected Loss Rates in Dollars Per Worker
				Hour
Effective January 1, 2024
Class
2020
2021
2022
Primary Ratio
101
0.7333
0.6414
0.5407
0.401
103
0.9153
0.8163
0.7019
0.415
104
0.6145
0.5355
0.4484
0.420
105
0.7852
0.6928
0.5818
0.481
106
2.0555
1.8460
1.5991
0.415
107
0.6483
0.5688
0.4799
0.423
108
0.6145
0.5355
0.4484
0.420
112
0.5619
0.4957
0.4204
0.420
201
1.5387
1.3384
1.1315
0.351
202
1.2789
1.1146
0.9341
0.413
210
0.6925
0.6069
0.5147
0.387
212
0.6877
0.6055
0.5120
0.424
214
1.0860
0.9419
0.7861
0.407
217
0.7191
0.6310
0.5306
0.439
219
0.5315
0.4649
0.3883
0.460
301
0.7365
0.6531
0.5537
0.456
302
1.3453
1.1765
0.9902
0.405
303
1.2698
1.1121
0.9350
0.418
306
0.5597
0.4883
0.4080
0.442
307
0.5886
0.5166
0.4325
0.470
308
0.4717
0.4196
0.3549
0.498
403
1.0815
0.9465
0.7916
0.450
502
0.6106
0.5331
0.4435
0.462
504
1.2805
1.1317
0.9657
0.398
507
2.0453
1.8278
1.5794
0.398
508
1.0918
0.9473
0.7952
0.368
509
0.6212
0.5390
0.4551
0.353
510
1.6222
1.4403
1.2328
0.409
511
1.0116
0.8828
0.7341
0.470
512
0.8457
0.7470
0.6334
0.441
513
0.6717
0.5884
0.4924
0.450
514
0.9857
0.8657
0.7236
0.482
516
1.0326
0.9059
0.7616
0.438
517
1.1617
1.0253
0.8767
0.374
518
0.8724
0.7620
0.6431
0.399
519
1.2490
1.0923
0.9198
0.405
521
0.5227
0.4628
0.3931
0.438
601
0.3764
0.3273
0.2717
0.460
602
0.5093
0.4378
0.3617
0.402
603
0.5910
0.5160
0.4358
0.382
604
0.7968
0.7055
0.5971
0.463
606
0.4629
0.4028
0.3286
0.544
607
0.6142
0.5342
0.4385
0.501
608
0.3036
0.2634
0.2175
0.469
701
0.9427
0.8201
0.6932
0.351
803
0.4940
0.4295
0.3535
0.497
901
0.8724
0.7620
0.6431
0.399
1002
0.6018
0.5267
0.4418
0.437
1003
0.4331
0.3805
0.3191
0.463
1004
0.3464
0.2996
0.2477
0.438
1005
6.6130
5.7458
4.7845
0.410
1006
0.1937
0.1684
0.1378
0.526
1007
0.2539
0.2229
0.1861
0.480
1101
0.9133
0.7955
0.6538
0.506
1102
1.1601
1.0102
0.8467
0.400
1103
0.8617
0.7481
0.6131
0.497
1104
0.4912
0.4341
0.3653
0.492
1105
0.5880
0.5129
0.4245
0.486
1106
0.3362
0.2967
0.2463
0.550
1108
0.4261
0.3762
0.3151
0.498
1109
1.5210
1.3325
1.1180
0.428
1301
0.4946
0.4335
0.3634
0.445
1303
0.3336
0.2876
0.2327
0.527
1304
0.0143
0.0125
0.0104
0.478
1305
0.3630
0.3160
0.2618
0.458
1401
0.2842
0.2536
0.2147
0.501
1404
0.6867
0.6063
0.5047
0.522
1405
0.6258
0.5468
0.4506
0.520
1407
0.5391
0.4719
0.3905
0.503
1501
0.6902
0.5981
0.4894
0.497
1507
0.3732
0.3277
0.2715
0.524
1701
0.6082
0.5356
0.4540
0.408
1702
0.8486
0.7362
0.6255
0.309
1703
0.6770
0.5877
0.4909
0.400
1704
0.6082
0.5356
0.4540
0.408
1801
0.4116
0.3587
0.3004
0.413
1802
0.6586
0.5739
0.4807
0.413
2002
0.5909
0.5186
0.4336
0.473
2004
0.5056
0.4452
0.3689
0.557
2007
0.5327
0.4727
0.4032
0.428
2008
0.2106
0.1859
0.1552
0.502
2009
0.3263
0.2900
0.2449
0.511
2101
0.5288
0.4682
0.3946
0.481
2102
0.5797
0.5130
0.4311
0.493
2103
1.3986
1.2100
0.9730
0.567
2104
0.3250
0.2943
0.2520
0.559
2105
0.6154
0.5355
0.4390
0.520
2106
0.4628
0.4095
0.3432
0.513
2201
0.2972
0.2667
0.2278
0.491
2202
0.5796
0.5080
0.4222
0.493
2203
0.4401
0.3897
0.3257
0.541
2204
0.2972
0.2667
0.2278
0.491
2401
0.3494
0.3075
0.2597
0.439
2903
0.5178
0.4605
0.3888
0.506
2904
0.4917
0.4359
0.3747
0.391
2905
0.4611
0.4090
0.3437
0.520
2906
0.4576
0.4086
0.3510
0.443
2907
0.3709
0.3291
0.2755
0.550
2908
0.6598
0.5871
0.4969
0.508
2909
0.3617
0.3238
0.2771
0.467
3101
0.5876
0.5169
0.4333
0.481
3102
0.2263
0.1980
0.1650
0.471
3103
0.2738
0.2422
0.2063
0.417
3104
0.6366
0.5639
0.4719
0.531
3105
0.7116
0.6367
0.5460
0.463
3303
0.3278
0.2882
0.2397
0.511
3304
0.6121
0.5448
0.4615
0.489
3309
0.3292
0.2886
0.2398
0.498
3402
0.3633
0.3211
0.2697
0.500
3403
0.1137
0.1000
0.0837
0.493
3404
0.4530
0.3986
0.3333
0.493
3405
0.2181
0.1926
0.1617
0.501
3406
0.2207
0.1947
0.1626
0.516
3407
0.6797
0.5923
0.4931
0.440
3408
0.2299
0.1998
0.1630
0.531
3409
0.1468
0.1298
0.1081
0.538
3410
0.1468
0.1298
0.1081
0.538
3411
0.3961
0.3461
0.2876
0.475
3412
0.5536
0.4824
0.4045
0.408
3414
0.6939
0.6042
0.4976
0.495
3415
1.2034
1.0492
0.8585
0.530
3501
0.3384
0.3028
0.2596
0.463
3503
0.2775
0.2444
0.2039
0.513
3506
0.6186
0.5413
0.4558
0.417
3509
0.4120
0.3596
0.2940
0.549
3510
0.3266
0.2915
0.2470
0.517
3511
0.7117
0.6316
0.5331
0.490
3512
0.3320
0.2946
0.2471
0.528
3513
0.3972
0.3489
0.2909
0.491
3602
0.0837
0.0739
0.0620
0.501
3603
0.3840
0.3407
0.2884
0.476
3604
0.6974
0.6169
0.5207
0.474
3605
0.3633
0.3211
0.2697
0.500
3701
0.2263
0.1980
0.1650
0.471
3702
0.3036
0.2676
0.2227
0.531
3708
0.5049
0.4474
0.3805
0.443
3802
0.1605
0.1428
0.1213
0.485
3808
0.3234
0.2857
0.2406
0.474
3901
0.1196
0.1069
0.0898
0.573
3902
0.4631
0.4097
0.3407
0.553
3903
0.7207
0.6374
0.5302
0.553
3905
0.1195
0.1070
0.0905
0.551
3906
0.4361
0.3883
0.3271
0.532
3909
0.2258
0.2002
0.1668
0.563
4101
0.1730
0.1532
0.1284
0.526
4103
0.4884
0.4333
0.3655
0.490
4107
0.1539
0.1346
0.1120
0.481
4108
0.1673
0.1472
0.1215
0.545
4109
0.1852
0.1646
0.1391
0.501
4201
0.6672
0.5725
0.4673
0.443
4301
0.7551
0.6725
0.5662
0.527
4302
0.6262
0.5518
0.4636
0.472
4304
0.7595
0.6851
0.5901
0.478
4305
0.9929
0.8592
0.7012
0.497
4401
0.3278
0.2882
0.2397
0.511
4402
0.5202
0.4545
0.3765
0.496
4404
0.4413
0.3918
0.3332
0.450
4501
0.1480
0.1296
0.1062
0.568
4502
0.0490
0.0432
0.0363
0.465
4504
0.1065
0.0953
0.0805
0.564
4802
0.4171
0.3712
0.3144
0.488
4803
0.4217
0.3768
0.3179
0.549
4804
0.4656
0.4166
0.3547
0.496
4805
0.3239
0.2901
0.2459
0.543
4806
0.1345
0.1191
0.0984
0.593
4808
0.4504
0.3995
0.3386
0.460
4809
0.2285
0.2029
0.1708
0.523
4810
0.2264
0.2013
0.1692
0.523
4811
0.4294
0.3866
0.3315
0.503
4812
0.3570
0.3168
0.2689
0.470
4813
0.2843
0.2550
0.2155
0.561
4814
0.1099
0.0999
0.0859
0.548
4815
0.2066
0.1884
0.1622
0.561
4816
0.3081
0.2807
0.2438
0.504
4900
0.1010
0.0888
0.0750
0.439
4901
0.0336
0.0293
0.0243
0.469
4902
0.0643
0.0562
0.0464
0.507
4903
0.1647
0.1431
0.1170
0.525
4904
0.0120
0.0106
0.0088
0.547
4905
0.3448
0.3072
0.2587
0.534
4906
0.0967
0.0841
0.0687
0.535
4907
0.0454
0.0408
0.0347
0.594
4908
0.0838
0.0756
0.0647
0.598
4909
0.0335
0.0303
0.0258
0.598
4910
0.4111
0.3606
0.3007
0.480
4911
0.0526
0.0464
0.0393
0.439
5001
5.9546
5.2490
4.5130
0.333
5002
0.4903
0.4276
0.3518
0.514
5003
1.9782
1.7291
1.4584
0.379
5004
0.8698
0.7863
0.6874
0.392
5005
0.7939
0.6941
0.5861
0.385
5006
0.9455
0.8243
0.6943
0.375
5101
0.7206
0.6267
0.5206
0.438
5103
0.7483
0.6614
0.5550
0.505
5106
0.7483
0.6614
0.5550
0.505
5108
0.7342
0.6353
0.5152
0.532
5109
0.3750
0.3273
0.2720
0.481
5201
0.2481
0.2190
0.1824
0.546
5204
0.9048
0.7776
0.6343
0.449
5206
0.3154
0.2789
0.2379
0.411
5207
0.1370
0.1220
0.1025
0.546
5208
0.4894
0.4317
0.3644
0.469
5209
0.4982
0.4389
0.3690
0.475
5300
0.0731
0.0642
0.0534
0.507
5301
0.0227
0.0201
0.0167
0.502
5302
0.0052
0.0045
0.0039
0.464
5305
0.0429
0.0375
0.0307
0.551
5306
0.0335
0.0295
0.0244
0.549
5307
0.6044
0.5248
0.4310
0.487
5308
0.0760
0.0676
0.0573
0.520
6103
0.0838
0.0749
0.0628
0.580
6104
0.3233
0.2849
0.2371
0.525
6105
0.4547
0.3950
0.3248
0.493
6107
0.1543
0.1381
0.1157
0.640
6108
0.2260
0.2018
0.1700
0.582
6109
0.1033
0.0900
0.0742
0.498
6110
0.3484
0.3029
0.2483
0.516
6120
0.2704
0.2355
0.1941
0.504
6121
0.3900
0.3389
0.2777
0.508
6201
0.4618
0.4022
0.3298
0.523
6202
0.7344
0.6458
0.5372
0.512
6203
0.0889
0.0804
0.0686
0.606
6204
0.1052
0.0941
0.0800
0.516
6205
0.1613
0.1422
0.1184
0.530
6206
0.1814
0.1606
0.1340
0.550
6207
0.7886
0.6993
0.5914
0.459
6208
0.2000
0.1804
0.1534
0.574
6209
0.2530
0.2274
0.1938
0.534
6301
0.1147
0.1008
0.0848
0.426
6303
0.0399
0.0351
0.0293
0.494
6305
0.0945
0.0838
0.0698
0.575
6306
0.3461
0.3032
0.2495
0.549
6308
0.0681
0.0596
0.0491
0.513
6309
0.2004
0.1770
0.1472
0.541
6402
0.2249
0.1998
0.1669
0.573
6403
0.1421
0.1251
0.1030
0.572
6404
0.2896
0.2578
0.2169
0.529
6405
0.5597
0.4890
0.4034
0.510
6406
0.1472
0.1295
0.1067
0.572
6407
0.2397
0.2118
0.1769
0.527
6408
0.5435
0.4810
0.4056
0.480
6409
0.5946
0.5214
0.4369
0.451
6410
0.2631
0.2307
0.1909
0.526
6411
0.0393
0.0353
0.0302
0.514
6501
0.0873
0.0757
0.0614
0.553
6502
0.0173
0.0152
0.0129
0.490
6503
0.0731
0.0627
0.0505
0.515
6504
0.2365
0.2112
0.1773
0.581
6505
0.1334
0.1193
0.0998
0.626
6506
0.1060
0.0931
0.0771
0.528
6509
0.2073
0.1849
0.1558
0.563
6510
0.3551
0.3069
0.2540
0.413
6511
0.2390
0.2106
0.1741
0.561
6512
0.0830
0.0729
0.0608
0.472
6601
0.1799
0.1587
0.1325
0.502
6602
0.5469
0.4865
0.4117
0.481
6603
0.2539
0.2251
0.1887
0.539
6604
0.0550
0.0486
0.0408
0.524
6605
0.2554
0.2234
0.1836
0.561
6607
0.1078
0.0957
0.0800
0.553
6608
0.3724
0.3213
0.2682
0.370
6620
3.1804
2.7312
2.1789
0.578
6704
0.1142
0.1002
0.0824
0.564
6705
0.7315
0.6593
0.5597
0.578
6706
0.2093
0.1881
0.1610
0.511
6707
8.4102
7.5223
6.2413
0.671
6708
7.9882
7.2913
6.3822
0.474
6709
0.2337
0.2061
0.1710
0.549
6801
0.5667
0.4811
0.3804
0.527
6802
0.8584
0.7449
0.6059
0.531
6803
0.4434
0.3807
0.3131
0.413
6804
0.2353
0.2066
0.1709
0.541
6809
2.8632
2.5546
2.1642
0.524
6901
0.0196
0.0200
0.0194
0.813
6902
0.6483
0.5706
0.4825
0.415
6903
3.0259
2.6602
2.2921
0.310
6904
1.1712
1.0068
0.8300
0.405
6905
0.8792
0.7494
0.6125
0.410
6906
0.2888
0.2811
0.2591
0.578
6907
0.7100
0.6262
0.5207
0.539
6908
0.3660
0.3221
0.2685
0.510
6909
0.0962
0.0849
0.0714
0.499
7100
0.0150
0.0130
0.0106
0.531
7101
0.0203
0.0177
0.0148
0.423
7103
0.9373
0.8098
0.6648
0.454
7104
0.0227
0.0199
0.0164
0.498
7105
0.0155
0.0136
0.0113
0.502
7106
0.2293
0.2025
0.1679
0.548
7107
0.3910
0.3405
0.2774
0.554
7108
0.3026
0.2656
0.2166
0.605
7109
0.0899
0.0788
0.0654
0.506
7110
0.4115
0.3619
0.3036
0.454
7111
0.2982
0.2548
0.2055
0.478
7112
0.6178
0.5515
0.4660
0.523
7113
0.4294
0.3761
0.3087
0.553
7114
0.7298
0.6439
0.5308
0.583
7115
0.5980
0.5322
0.4454
0.551
7116
0.5349
0.4683
0.3873
0.501
7117
0.9013
0.7958
0.6656
0.506
7118
1.3247
1.1638
0.9761
0.457
7119
1.6112
1.4007
1.1497
0.492
7120
4.9649
4.2957
3.5059
0.497
7121
5.6128
4.9433
4.2532
0.325
7122
0.3291
0.2950
0.2510
0.507
7200
2.1770
1.8651
1.5115
0.463
7201
1.5670
1.3480
1.0921
0.492
7202
0.0157
0.0138
0.0115
0.489
7203
0.0845
0.0762
0.0653
0.568
7204
0.0000
0.0000
0.0000
0.500
7205
0.0000
0.0000
0.0000
0.500
7301
0.6152
0.5545
0.4810
0.436
7302
0.7492
0.6758
0.5848
0.451
7307
0.4081
0.3616
0.3021
0.529
7308
0.2507
0.2240
0.1883
0.581
7309
0.1974
0.1769
0.1496
0.570
7400
2.5036
2.1448
1.7382
0.463
Expected Loss Rates in Dollars Per Sq. Ft. of Wallboard
				Installed
Class
2020
2021
2022
Primary
540
0.0123
0.0108
0.0091
0.459
541
0.0067
0.0059
0.0050
0.435
550
0.0274
0.0242
0.0209
0.338
551
0.0096
0.0085
0.0072
0.376
Statutory Authority:
				  RCW
				   51.16.035,
				  51.32.073,
				  51.08.010, and
				  51.04.020(1).
				  12-24-048, § 296-17-885, filed 11/30/12, effective 1/1/13; 11-24-026,
				  § 296-17-885, filed 12/1/11, effective 1/1/12. Statutory Authority:
				  RCW
				   51.16.035,
				  51.32.073,
				  51.18.010, and
				  51.04.020(1).
				  11-04-069, § 296-17-885, filed 1/28/11, effective 2/28/11; 09-24-086,
				  § 296-17-885, filed 11/30/09, effective 1/1/10; 08-24-074, §
				  296-17-885, filed 12/1/08, effective 1/1/09; 07-24-046, § 296-17-885,
				  filed 12/1/07, effective 1/1/08; 06-24-054, § 296-17-885, filed 12/1/06,
				  effective 1/1/07. Statutory Authority:
				  RCW
				   51.04.020,
				  51.16.035, and
				  51.32.073. 05-23-162, §
				  296-17-885, filed 11/22/05, effective 1/1/06; 04-24-025, § 296-17-885,
				  filed 11/23/04, effective 1/1/05. Statutory Authority:
				  RCW
				   51.04.020,
				  51.16.035,
				  51.32.073, and
				  51.18.010. 03-24-066, §
				  296-17-885, filed 12/1/03, effective 1/1/04. Statutory Authority:
				  RCW
				   51.16.035,
				  51.32.073,
				  51.18.010, and
				  51.04.020(1).
				  02-24-029, § 296-17-885, filed 11/27/02, effective 1/1/03. Statutory
				  Authority:
				  RCW
				   51.04.020,
				  51.16.035,
				  51.32.073,
				  51.18.010. 01-23-061, §
				  296-17-885, filed 11/20/01, effective 1/1/02; 00-23-101, § 296-17-885,
				  filed 11/21/00, effective 1/1/01. Statutory Authority:
				  RCW
				   51.16.035,
				  51.04.020. 00-14-052, §
				  296-17-885, filed 7/1/00, effective 7/1/00. Statutory Authority:
				  RCW
				   51.04.020,
				  51.16.035 and
				  51.32.073. 99-24-055, §
				  296-17-885, filed 11/29/99, effective 12/31/99; 98-24-094, § 296-17-885,
				  filed 12/1/98, effective 1/1/99; 97-24-062, § 296-17-885, filed 12/1/97,
				  effective 1/1/98; 96-24-063, § 296-17-885, filed 11/29/96, effective
				  1/1/97. Statutory Authority:
				  RCW
				   51.16.035. 96-12-039, § 296-17-885,
				  filed 5/31/96, effective 7/1/96. Statutory Authority:
				  RCW
				   51.04.020. 95-23-080, § 296-17-885,
				  filed 11/20/95, effective 1/1/96; 94-24-007, § 296-17-885, filed 11/28/94,
				  effective 1/1/95; 93-24-114, § 296-17-885, filed 12/1/93, effective
				  1/1/94. Statutory Authority:
				  RCW
				   51.04.020(1) and
				  51.16.035. 92-24-063, §
				  296-17-885, filed 11/30/92, effective 1/1/93; 91-24-053, § 296-17-885,
				  filed 11/27/91, effective 1/1/92; 91-12-014, § 296-17-885, filed 5/31/91,
				  effective 7/1/91; 90-24-042, § 296-17-885, filed 11/30/90, effective
				  1/1/91; 90-13-018, § 296-17-885, filed 6/8/90, effective 7/9/90; 89-24-051
				  (Order 89-22), § 296-17-885, filed 12/1/89, effective 1/1/90. Statutory
				  Authority:
				  RCW
				   51.04.020(1). 89-16-001
				  (Order 89-07), § 296-17-885, filed 7/20/89, effective 8/20/89. Statutory
				  Authority:
				  RCW
				   51.16.035 and
				  51.04.020. 88-24-012 (Order
				  88-30), § 296-17-885, filed 12/1/88, effective 1/1/89. Statutory
				  Authority:
				  RCW
				   51.16.035. 88-12-065 (Order 88-05), §
				  296-17-885, filed 5/31/88; 88-12-050 (Order 88-06), § 296-17-885, filed
				  5/31/88, effective 7/1/88; 88-06-047 (Order 87-33), § 296-17-885, filed
				  3/1/88; 87-24-060 (Order 87-26), § 296-17-885, filed 12/1/87, effective
				  1/1/88; 87-12-032 (Order 87-12), § 296-17-885, filed 5/29/87, effective
				  7/1/87. Statutory Authority:
				  RCW
				   51.04.020(1) and
				  51.16.035. 86-24-042 (Order
				  86-41), § 296-17-885, filed 11/26/86. Statutory Authority:
				  RCW
				   51.16.035. 86-12-041 (Order 86-18), §
				  296-17-885, filed 5/30/86, effective 7/1/86; 85-24-032 (Order 85-33), §
				  296-17-885, filed 11/27/85, effective 1/1/86; 85-06-026 (Order 85-7), §
				  296-17-885, filed 2/28/85, effective 4/1/85; 84-24-016 (Order 84-23), §
				  296-17-885, filed 11/28/84, effective 1/1/85; 83-24-017 (Order 83-36), §
				  296-17-885, filed 11/30/83, effective 1/1/84; 82-24-047 (Order 82-38), §
				  296-17-885, filed 11/29/82, effective 1/1/83; 81-24-042 (Order 81-30), §
				  296-17-885, filed 11/30/81, effective 1/1/82; 80-17-016 (Order 80-23), §
				  296-17-885, filed 11/13/80, effective 1/1/81. Statutory Authority:
				  RCW
				   51.04.030 and
				  51.16.035. 79-12-086 (Order
				  79-18), § 296-17-885, filed 11/30/79, effective 1/1/80. Statutory
				  Authority:
				  RCW
				   51.04.020(1) and
				  51.16.035. 78-12-043 (Order
				  78-23), § 296-17-885, filed 11/27/78, effective 1/1/79, effective 1/1/80.
				  Order 77-27, § 296-17-885, filed 11/30/77, effective 1/1/78; Emergency
				  Order 77-25, § 296-17-885, filed 12/1/77; Order 77-10, § 296-17-885,
				  filed 5/31/77; Order 76-36, § 296-17-885, filed 11/30/76; Order 76-18,
				  § 296-17-885, filed 5/28/76, effective 7/1/76; Order 75-38, §
				  296-17-885, filed 11/24/75, effective 1/1/76; Order 74-40, § 296-17-885,
				  filed 11/27/74, effective 1/1/75; Order 73-22, § 296-17-885, filed
				  11/9/73, effective 1/1/74.