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Procedure > Audit Days
 
  • ISO9001
  • ISO14001
  • ISO13485
  • ISO22301
  • ISO27001
  • ISO20000-1
  • ISO22000
  • ISO10002
  • ISO29990
  • OHSAS 18001/ISO 45001

 

ISO9001 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
Stage 1 - Stage 2
1~5 1.5 1 1.5
6~10 2 1 1.5
11~15 2.5 1 2
16~25 3 1 2
26~45 4 1.5 3
46~65 5 2 3.5
66~85 6 2 4
86~125 7 2.5 5
126~175 8 3 5.5
176~275 9 3 6
276~425 10 3.5 7
426~625 11 4 7.5
626~875 12 4 8
876~1175 13 4.5 9
1176~1550 14 5 9.5
1551~2025 15 5 10
2026~2675 16 5.5 11
2676~3450 17 6 11.5
3451~4350 18 6 12
4351~5450 19 6.5 13
5451~6800 20 7 13.5
6801~8500 21 7 14
8501~10700 22 7.5 15
10701 over Follow progression above

 

ISO10002 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
Stage 1 - Stage 2
1~5 1.5 1 1.5
6~10 2 1 1.5
11~15 2.5 1 2
16~25 3 1 2
26~45 4 1.5 3
46~65 5 2 3.5
66~85 6 2 4
86~125 7 2.5 5
126~175 8 3 5.5
176~275 9 3 6
276~425 10 3.5 7
426~625 11 4 7.5
626~875 12 4 8
876~1175 13 4.5 9
1176~1550 14 5 9.5
1551~2025 15 5 10
2026~2675 16 5.5 11
2676~3450 17 6 11.5
3451~4350 18 6 12
4351~5450 19 6.5 13
5451~6800 20 7 13.5
6801~8500 21 7 14
8501~10700 22 7.5 15
10701 over Follow progression above

 

ISO29990 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
Stage 1 - Stage 2
1~5 1.5 1 1.5
6~10 2 1 1.5
11~15 2.5 1 2
16~25 3 1 2
26~45 4 1.5 3
46~65 5 2 3.5
66~85 6 2 4
86~125 7 2.5 5
126~175 8 3 5.5
176~275 9 3 6
276~425 10 3.5 7
426~625 11 4 7.5
626~875 12 4 8
876~1175 13 4.5 9
1176~1550 14 5 9.5
1551~2025 15 5 10
2026~2675 16 5.5 11
2676~3450 17 6 11.5
3451~4350 18 6 12
4351~5450 19 6.5 13
5451~6800 20 7 13.5
6801~8500 21 7 14
8501~10700 22 7.5 15
10701 over Follow progression above

 

ISO14001 Audit Days

Number of Employees Initial Surveillance Re-certification
Stage 1 - Stage 2(M/D)
H M L Limited H M L Limited H M L Limited
1~5 3 2.5 2.5 2.5 1 1 1 1 2 2 2 2
6~10 3.5 3 3 3 1.5 1 1 1 2.5 2 2 2
11~15 4.5 3.5 3 3 1.5 1.5 1 1 3 2.5 2 2
16~25 5.5 4.5 3.5 3 2 1.5 1.5 1 4 3 2.5 2
26~45 7 5.5 4 3 2.5 2 1.5 1 5 4 3 2
46~65 8 6 4.5 3.5 3 2 1.5 1.5 5.5 4 3 2.5
66~85 9 7 5 3.5 3 2.5 1.5 1.5 6 5 3.5 2.5
86~125 11 8 5.5 4 4 3 2 1.5 7.5 5.5 4 3
126~175 12 9 6 4.5 4 3 2 1.5 8 6 4 3
176~275 13 10 7 5 4.5 3.5 2.5 2 9 7 5 3.5
276~425 15 11 8 5.5 5 4 3 2 10 7.5 5.5 4
426~625 16 12 9 6 5.5 4 3 2 11 8 6 4
626~875 17 13 10 6.5 6 4.5 3.5 2.5 11.5 9 7 4.5
876~1175 19 15 11 7 6.5 5 4 2.5 13 10 7.5 5
1176~1550 20 16 12 7.5 7 5.5 4 2.5 13.5 11 8 5
1551~2025 21 17 12 8 7 6 4 3 14 11.5 8 5.5
2026~2675 23 18 13 8.5 8 6 4.5 3 15.5 12 9 6
2676~3450 25 19 14 9 8.5 6.5 5 3 17 13 9.5 6
3451~4350 27 20 15 10 9 7 5 3.5 18 13.5 10 7
4351~5450 28 21 16 11 9.5 7 5.5 4 19 14 11 7.5
5451~6800 30 23 17 12 10 8 6 4 20 15.5 11.5 8
6801~8500 32 25 19 13 11 8.5 6.5 4.5 21.5 17 13 9
8501~10700 34 27 20 14 11.5 9 7 5 23 18 13.5 9.5
10701 over Follow progression above

 

OHSAS18001/ISO45001 Audit Days

Number of Employees Initial Surveillance Re-certification
Stage 1 - Stage 2(M/D)
H M L Limited H M L Limited H M L Limited
1~5 3 2.5 2.5 2.5 1 1 1 1 2 2 2 2
6~10 3.5 3 3 3 1.5 1 1 1 2.5 2 2 2
11~15 4.5 3.5 3 3 1.5 1.5 1 1 3 2.5 2 2
16~25 5.5 4.5 3.5 3 2 1.5 1.5 1 4 3 2.5 2
26~45 7 5.5 4 3 2.5 2 1.5 1 5 4 3 2
46~65 8 6 4.5 3.5 3 2 1.5 1.5 5.5 4 3 2.5
66~85 9 7 5 3.5 3 2.5 1.5 1.5 6 5 3.5 2.5
86~125 11 8 5.5 4 4 3 2 1.5 7.5 5.5 4 3
126~175 12 9 6 4.5 4 3 2 1.5 8 6 4 3
176~275 13 10 7 5 4.5 3.5 2.5 2 9 7 5 3.5
276~425 15 11 8 5.5 5 4 3 2 10 7.5 5.5 4
426~625 16 12 9 6 5.5 4 3 2 11 8 6 4
626~875 17 13 10 6.5 6 4.5 3.5 2.5 11.5 9 7 4.5
876~1175 19 15 11 7 6.5 5 4 2.5 13 10 7.5 5
1176~1550 20 16 12 7.5 7 5.5 4 2.5 13.5 11 8 5
1551~2025 21 17 12 8 7 6 4 3 14 11.5 8 5.5
2026~2675 23 18 13 8.5 8 6 4.5 3 15.5 12 9 6
2676~3450 25 19 14 9 8.5 6.5 5 3 17 13 9.5 6
3451~4350 27 20 15 10 9 7 5 3.5 18 13.5 10 7
4351~5450 28 21 16 11 9.5 7 5.5 4 19 14 11 7.5
5451~6800 30 23 17 12 10 8 6 4 20 15.5 11.5 8
6801~8500 32 25 19 13 11 8.5 6.5 4.5 21.5 17 13 9
8501~10700 34 27 20 14 11.5 9 7 5 23 18 13.5 9.5
10701 over Follow progression above

 

ISO13485 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
1~5 3 around 1/3 of initial audit duration around 2/3 of initial audit duration
6~10 4
11~15 4.5
16~25 5
26~45 6
46~65 7
66~85 8
86~125 10
126~175 11
176~275 12

 

ISO22301 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
1~20 4 around 1/3 of initial audit duration around 2/3 of initial audit duration
21~60 5
61~100 6
101~250 7
251-500 8
501~1,000 9
1,001~2,000 10
2,001~4,000 12
4,001~9,999 14

 

ISO27001 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
1~10 5 around 1/3 of initial audit duration around 2/3 of initial audit duration
11~15 6
16~25 7
26~45 8.5
46~65 10
66~85 11
86~125 12
126~175 13
176~275 14
276~425 15
426~625 16.5
626~875 17.5
876~1,175 18.5
1,176~1,550 19.5
1,551~2,025 21
2,026~2,675 22
2,676~3,450 23
3,451~4,350 24
4,351~5,450 25
5,451~6,800 26
6,801~8,500 27
8,501~10,700 28
>10,700 Follow progression above

 

ISO20000-1 Audit Days

Number of Employees Initial Surveillance Audit Re-certification Audit
1 ~ 25 3 around 1/3 of initial audit duration around 2/3 of initial audit duration
26~45 4
46~65 5
66~85 6
86~125 7
126~175 8
176~275 9
276~425 10
426~625 11
626~875 12
876~1,175 13
1,176~1,550 14
1,551~2,025 15
2,026~2,675 16
2,676~3,450 17
3,451~4,350 18
4,351~5,450 19
5,451~6,800 20
6,801~8,500 21
8,501~10,700 22
>10,700 Follow progression above

 

ISO22000 Audit Days

Category TD Basic on-site audit time, in audit days TH Number of audit days for each additional HACCP study TMS Number of audit days for absence of certified relevant management system TFTE Number of audit days per number of employees For each additional site visited
A 0.75 md 0.25 md 0.25 md 1 ~ 19 = 0
20 ~ 49 = 0.5
50 ~ 79 = 1.0
80 ~ 199 = 1.5
200 ~ 499 = 2.0
500 ~ 899 = 2.5
900 ~ 1,299 = 3.0
1,300 ~ 1,699 = 3.5
1,700 ~ 2,999 = 4.0
3,000 ~ 5,000 = 4.5
5,000 초과 = 5.0 		At least
35 % ~ 50 % of the on-site audit time
B 0.75 md 0.25 md
C 0.75 md 0.25 md
D 1.50 md 0.50 md
E 1.50 md 0.50 md
F 1.00 md 0.50 md
G 1.00 md 0.50 md
H 1.00 md 0.25 md
I 1.00 md 0.25 md
J 1.00 md 0.25 md
K 1.50 md 0.50 md