| 82400 | Acting as receiver in bankruptcy | |
| 82400 | Acting as trustee in bankruptcy | |
| 83813 | Action photography services | |
| 96310 | Actors, services of | |
| 71630 | Actuarial services | |
| 71630 | Actuaries, services of | |
| 93191 | Acupuncture services | |
| 83142 | Adaptation of existing software | |
| 93319 | Addicts, rehabilitation of, with accommodation | |
| 85950 | Addressing of envelopes | |
| 86921 | Adhesive binding of books | |
| 71620 | Adjustment of insurance claims | |
| 91141 | Administration of civil service regulations | |
| 71532 | Administration of estates | |
| 71690 | Administration of insurance funds | |
| 91119 | Administration of non-self-governing and trust territories | |
| 71690 | Administration of pension funds | |
| 71690 | Administration of salvage | |
| 71532 | Administration of trusts | |
| 91131 | Administrative agriculture, forestry, fishing and hunting related services | |
| 91121 | Administrative educational services | |
| 91210 | Administrative external affairs related services, diplomatic and consular services abroad | |
| 91132 | Administrative fuel and energy-related services | |
| 91122 | Administrative health care services | |
| 91123 | Administrative housing and community amenity services | |
| 82120 | Administrative law, legal advisory services concerning | |
| 82120 | Administrative law, legal representation concerning | |
| 91133 | Administrative mining and mineral resources, manufacturing- and construction-related services | |
| 91137 | Administrative multi-purpose development project services | |
| 91124 | Administrative recreational, cultural and religious services | |
| 91240 | Administrative services concerning defence-related applied research | |
| 91240 | Administrative services concerning defence-related experimental development | |
| 91340 | Administrative services of family and child allowance programs | |
| 91320 | Administrative services of government employee pension schemes; old-age, disability or survivors' benefit schemes, other than for government employees | |
| 91310 | Administrative services of sickness, maternity or temporary disablement benefit schemes | |
| 91119 | Administrative services of the government n.e.c., other | |
| 91330 | Administrative services of unemployment compensation benefit schemes | |
| 91131 | Administrative services related to agrarian market stabilisation | |
| 91131 | Administrative services related to agrarian reform and land settlement | |
| 91131 | Administrative services related to agricultural land management | |