Prescribed Building Professional (PBP) and/or Prescribed Registered Contractors (PRC), i.e. the Appointed Persons, qualified to carry out validation for various types of unauthorised minor amenity features are summarised as follows:
| Appointed Person | Corresponding class of minor works of the unauthorised minor amenity features | ||
|---|---|---|---|
Class I |
Class II |
Class III |
|
| Prescibed Building Professional (PBP) | |||
| Authorized Person (AP) |  (1) |
|
|
| Registered Structural Engineer (RSE) | (1) |
|
|
| Registered Inspector (RI)(2) | --- | |
|
| Prescribed Registered Contractors (PRC)(3) | |||
| Registered General Building Contractor (RGBC) | --- | (5) |
|
| Minor Works Contractor (RMWC) (Company)(4) | --- | |
|
| RMWC (Individual)(6) | --- | --- | |
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Notes:
- An AP is required to be appointed for validation of unauthorised structures corresponding to Class I minor works. However, if the unauthorised structures are not a specified construction (specified construction means a construction that satisfies all the criteria under section 37(4) of the B(MW)R), both AP and RSE are required to be appointed.
- RI may be appointed to validate unauthorised minor amenity features falling within the description of the corresponding Class II or III minor works regardless whether the parent building to which minor amenity features are attached is a building served with statutory notices under the Mandatory Building Inspection Scheme.
- RGBC or RMWC registered for corresponding type and class of minor works must be appointed if alteration/strengthening works are involved.
- The RMWC (Company) appointed for validation must be registered for the corresponding type and class of minor works. For details, please refer to Table of Minor Works Type.
- A RMWC (Company) registered for Class I or Class II of corresponding type of minor works may be appointed to validate unauthorised structures falling within the description of the corresponding Class II minor works items.
- A RMWC (Individual) registered for minor works items 3.13, 3.25, 3.27, 3.47, 3.48, 3.50, 3.54, 3.55 or 3.56 may be appointed to validate unauthorised structures falling within the description of the corresponding minor works items.