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Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 89, Subpt. F, App. A Appendix A to Subpart F of Part 89—Sampling Plans for Selective Enforcement Auditing of Nonroad Engines

Current as of October 02, 2022 | Updated by FindLaw Staff

Table 1—Sampling Plan Code Letter

Annual engine family sales

Code letter

20-50

AA 1

20-99

A

100-299

B

300-499

C

500 or greater

D

1 A manufacturer may optionally use either the sampling plan for code letter “AA” or sampling plan for code letter “A” for Selective Enforcement Audits of engine families with annual sales between 20 and 50 engines. Additionally, the manufacturer may switch between these plans during the audit.

Table 2—Sampling Plan for Code Letter “AA”

[Sample inspection criteria]

Stage

Pass No.

Fail No.

1

(1)

(2)

2

(1)

(2)

3

0

(2)

4

0

(2)

5

1

5

6

1

6

7

2

6

8

2

7

9

3

7

10

3

8

11

4

8

12

4

9

13

5

9

14

5

10

15

6

10

16

6

10

17

7

10

18

8

10

19

8

10

20

9

10

1 Test sample passing not permitted at this stage.

2 Test sample failure not permitted at this stage.

Table 3—Sampling Plan for Code Letter “A”

[Sample inspection criteria]

Stage

Pass No.

Fail No.

1

(1)

(2)

2

(1)

(2)

3

(1)

(2)

4

0

(2)

5

0

(2)

6

1

6

7

1

7

8

2

7

9

2

8

10

3

8

11

3

8

12

4

9

13

5

10

14

5

10

15

6

11

16

6

11

17

7

12

18

7

12

19

8

13

20

8

13

21

9

14

22

10

14

23

10

15

24

11

15

25

11

16

26

12

16

27

12

17

28

13

17

29

14

17

30

16

17

1 Test sample passing not permitted at this stage.

2 Test sample failure not permitted at this stage.

Table 4—Sampling Plan for Code Letter “B”

[Sample Inspection Criteria]

Stage

Pass No.

Fail No.

1

(1)

(2)

2

(1)

(2)

3

(1)

(2)

4

(1)

(2)

5

0

(2)

6

1

6

7

1

7

8

2

7

9

2

8

10

3

8

11

3

9

12

4

9

13

4

10

14

5

10

15

5

11

16

6

12

17

6

12

18

7

13

19

8

13

20

8

14

21

9

14

22

9

15

23

10

15

24

10

16

25

11

16

26

11

17

27

12

17

28

12

18

29

13

18

30

13

19

31

14

19

32

14

20

33

15

20

34

16

21

35

16

21

36

17

22

37

17

22

38

18

22

39

18

22

40

21

22

1 Test sample passing not permitted at this stage.

2 Test sample failure not permitted at this stage.

Table 5—Sampling Plan for Code Letter “C”

[Sample Inspection Criteria]

Stage

Pass No.

Fail No.

1

(1)

(2)

2

(1)

(2)

3

(1)

(2)

4

(1)

(2)

5

0

(2)

6

0

6

7

1

7

8

2

7

9

2

8

10

3

9

11

3

9

12

4

10

13

4

10

14

5

11

15

5

11

16

6

12

17

6

12

18

7

13

19

7

13

20

8

14

21

8

14

22

9

15

23

10

15

24

10

16

25

11

16

26

11

17

27

12

17

28

12

18

29

13

18

30

13

19

31

14

19

32

14

20

33

15

20

34

15

21

35

16

21

36

16

22

37

17

22

38

18

23

39

18

23

40

19

24

41

19

24

42

20

25

43

20

25

44

21

26

45

21

27

46

22

27

47

22

27

48

23

27

49

23

27

50

26

27

1 Test sample passing not permitted at this stage.

2 Test sample failure not permitted at this stage.

Table 6—Sampling Plan for Code Letter “D”

[Sample Inspection Criteria]

Stage

Pass No.

Fail No.

1

(1)

(2)

2

(1)

(2)

3

(1)

(2)

4

(1)

(2)

5

0

(2)

6

0

6

7

1

7

8

2

8

9

2

8

10

3

9

11

3

9

12

4

10

13

4

10

14

5

11

15

5

11

16

6

12

17

6

12

18

7

13

19

7

13

20

8

14

21

8

14

22

9

15

23

9

15

24

10

16

25

11

16

26

11

17

27

12

17

28

12

18

29

13

19

30

13

19

31

14

20

32

14

20

33

15

21

34

15

21

35

16

22

36

16

22

37

17

23

38

17

23

39

18

24

40

18

24

41

19

25

42

19

26

43

20

26

44

21

27

45

21

27

46

22

28

47

22

28

48

23

29

49

23

29

50

24

30

51

24

30

52

25

31

53

25

31

54

26

32

55

26

32

56

27

33

57

27

33

58

28

33

59

28

33

60

32

33

1 Test sample passing not permitted at this stage.

2 Test sample failure not permitted at this stage.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 89, Subpt. F, App. A Appendix A to Subpart F of Part 89—Sampling Plans for Selective Enforcement Auditing of Nonroad Engines - last updated October 02, 2022 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-pt-40-89-subpt-f-app-a/

Read this complete Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 89, Subpt. F, App. A Appendix A to Subpart F of Part 89—Sampling Plans for Selective Enforcement Auditing of Nonroad Engines on Westlaw. Westlaw subscription required.

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