The following tables describe sampling plans for selective enforcement audits, as described in § 1068.420:
Table A-1—Sampling Plan Code Letter
Projected family sales
| Code letter
1
| Minimum number of tests
| Maximum number of tests
|
---|
To pass
| To fail
|
---|
20-50 | AA | 3 | 5 | 20
|
20-99 | A | 4 | 6 | 30
|
100-299 | B | 5 | 6 | 40
|
300-499 | C | 5 | 6 | 50
|
500 + | D | 5 | 6 | 60
|
Table A-2—Sampling Plans for Different Engine Family Sales Volumes
Stage
a
| AA
| A
| B
| C
| D
|
---|
Pass #
| Fail #
| Pass #
| Fail #
| Pass #
| Fail #
| Pass #
| Fail #
| Pass #
| Fail #
|
---|
1 | | | | | | | | | | |
2 | | | | | | | | | | |
3 | 0 | | | | | | | | | |
4 | 0 | | 0 | | | | | | | |
5 | 1 | 5 | 0 | | 0 | | 0 | | 0
| |
6 | 1 | 6 | 1 | 6 | 1 | 6 | 0 | 6 | 0 | 6
|
7 | 2 | 6 | 1 | 7 | 1 | 7 | 1 | 7 | 1 | 7
|
8 | 2 | 7 | 2 | 7 | 2 | 7 | 2 | 7 | 2 | 8
|
9 | 3 | 7 | 2 | 8 | 2 | 8 | 2 | 8 | 2 | 8
|
10 | 3 | 8 | 3 | 8 | 3 | 8 | 3 | 9 | 3 | 9
|
11 | 4 | 8 | 3 | 8 | 3 | 9 | 3 | 9 | 3 | 9
|
12 | 4 | 9 | 4 | 9 | 4 | 9 | 4 | 10 | 4 | 10
|
13 | 5 | 9 | 5 | 10 | 4 | 10 | 4 | 10 | 4 | 10
|
14 | 5 | 10 | 5 | 10 | 5 | 10 | 5 | 11 | 5 | 11
|
15 | 6 | 10 | 6 | 11 | 5 | 11 | 5 | 11 | 5 | 11
|
16 | 6 | 10 | 6 | 11 | 6 | 12 | 6 | 12 | 6 | 12
|
17 | 7 | 10 | 7 | 12 | 6 | 12 | 6 | 12 | 6 | 12
|
18 | 8 | 10 | 7 | 12 | 7 | 13 | 7 | 13 | 7 | 13
|
19 | 8 | 10 | 8 | 13 | 8 | 13 | 7 | 13 | 7 | 13
|
20 | 9 | 10 | 8 | 13 | 8 | 14 | 8 | 14 | 8 | 14
|
21 | | | 9 | 14 | 9 | 14 | 8 | 14 | 8 | 14
|
22 | | | 10 | 14 | 9 | 15 | 9 | 15 | 9 | 15
|
23 | | | 10 | 15 | 10 | 15 | 10 | 15 | 9 | 15
|
24 | | | 11 | 15 | 10 | 16 | 10 | 16 | 10 | 16
|
25 | | | 11 | 16 | 11 | 16 | 11 | 16 | 11 | 16
|
26 | | | 12 | 16 | 11 | 17 | 11 | 17 | 11 | 17
|
27 | | | 12 | 17 | 12 | 17 | 12 | 17 | 12 | 17
|
28 | | | 13 | 17 | 12 | 18 | 12 | 18 | 12 | 18
|
29 | | | 14 | 17 | 13 | 18 | 13 | 18 | 13 | 19
|
30 | | | 16 | 17 | 13 | 19 | 13 | 19 | 13 | 19
|
31 | | | | | 14 | 19 | 14 | 19 | 14 | 20
|
32 | | | | | 14 | 20 | 14 | 20 | 14 | 20
|
33 | | | | | 15 | 20 | 15 | 20 | 15 | 21
|
34 | | | | | 16 | 21 | 15 | 21 | 15 | 21
|
35 | | | | | 16 | 21 | 16 | 21 | 16 | 22
|
36 | | | | | 17 | 22 | 16 | 22 | 16 | 22
|
37 | | | | | 17 | 22 | 17 | 22 | 17 | 23
|
38 | | | | | 18 | 22 | 18 | 23 | 17 | 23
|
39 | | | | | 18 | 22 | 18 | 23 | 18 | 24
|
40 | | | | | 21 | 22 | 19 | 24 | 18 | 24
|
41 | | | | | | | 19 | 24 | 19 | 25
|
42 | | | | | | | 20 | 25 | 19 | 26
|
43 | | | | | | | 20 | 25 | 20 | 26
|
44 | | | | | | | 21 | 26 | 21 | 27
|
45 | | | | | | | 21 | 27 | 21 | 27
|
46 | | | | | | | 22 | 27 | 22 | 28
|
47 | | | | | | | 22 | 27 | 22 | 28
|
48 | | | | | | | 23 | 27 | 23 | 29
|
49 | | | | | | | 23 | 27 | 23 | 29
|
50 | | | | | | | 26 | 27 | 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
|