1. Conceal and Permission-Only the professionals like community services require the knowledge of the assessments so it needs to be concealed. Before the assessment begins, guardians must give permission.
2. Desire and emotion- If the child is unwilling or unhappy to continue the assessment then it should stop. The feelings and any difficulty at home should be regarded.
3. Distinct necessity and Disorder- There should be no comparison between a child with a disorder and another child. The assessment should be carried out with their own rate of development. Any distinct necessity or special need should also be taken into account.
4. Cultural, ethnic and linguistic background- Children may have various concepts about what is reasonable and how to act under different circumstances as they come from dissimilar backgrounds.
5. Authenticity of Information- To gain a precise scenario of development, the information gathered must be authentic.
6. Ignoring bias- During the assessment, it is necessary to be impartial.