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Ratings tables – Top 1,000 income tax and GST assurance programs

Tables showing the overall assurance ratings for the Top 1,000 income tax and GST assurance programs by industry.

Last updated 17 September 2026

The industry groupings are:

  • banking, finance and investment, superfunds and insurance (FS)
  • manufacturing, construction and agriculture (MCA)
  • mining, energy and water (MEW)
  • wholesale, retail and services (WRS).

Tables 27 and 28 detail the data used in Graph 6: Comparison of the previous and latest overall assurance rating for reviews completed, by industry – 30 June 2026.

Table 27: Overall income tax assurance ratings at previous review, by industry – 30 June 2026

Industry

FS

MCA

MEW

WRS

Population size

87

<92

52

233

Low assurance

2%

14%<

<10%

13%

Medium assurance

81%

63%

<65%

<59%

High assurance

17%

23%

25%

28%<

Table 28: Overall income tax assurance ratings at latest review, by industry – 30 June 2026

Industry

FS

MCA

MEW

WRS

Population size

87

92

52

233

Low assurance

2%

12%

8%

6%

Medium assurance

60%

53%

58%

59%

High assurance

38%

35%

34%

35%

Tables 29 and 30 detail the data used in Graph 11: Comparison of the previous and latest overall income tax risk management and governance ratings for reviews completed by industry, as of 30 June 2026.

Table 29: Tax risk management and governance ratings for income tax at previous review, by industry – 30 June 2026

Industry

FS

MCA

MEW

WRS

Population size

87

92

52

233<

Not rated

0%

4%

0%

2%

Red flag

0%

1%

8%

<2%

Stage 1

37%

68%

73%

67%

Stage 2

60%

27%

19%

26%

Stage 3

3%

0%

0%

3%

Table 30: Tax risk management and governance ratings for income tax at latest review, by industry – 30 June 2026

Industry

FS

MCA

MEW

WRS

Population size

87

92

52

233

Not rated

1%

1%>

2%

0%

Red flag

0%

3%

4%>

0%

Stage 1

5%

27%

40%

35%

Stage 2

75%

60%>

46%

54%

Stage 3

9%

9%

8%

11%

QC67407