here a younger sibling within the adoptive family is under the age of 18, the intermediary agency is required by ISR 6.3 to have particular regard to his or her welfare. 10.34. The intermediary agency must have regard to any information it obtains from the Registrar General on the Adoption Contact Register under ISR 13 in deciding whether to proceed, or continue proceeding, with an application. Where the subject of the application had registered a wish for “no contact” on the Adoption Contact Register, this does not preclude the intermediary agency from proceeding, or continuing to proceed, with the application. The intermediary may still proceed with the application if it considers it appropriate to do so. Each case will be different and must be judged on its merits. That is why the intermediary agency is also required by ISR 6.2 to consider “all the circumstances of the case”. Any approach made by the intermediary agency in these circumstances should make it clear that the agency is aware of the subject’s registered wish for no contact. 10.35. The intermediary agency must have particular regard to the welfare of any person who may be identified or affected by the application who is under the age of 18. This regulation will apply where, for example, the subject of an application is a 19 year old adopted person with a sibling under the age of 18. Although it will ultimately be for the adopted adult to decide if they wish to have contact with the applicant, the intermediary agency must also consider the welfare of the younger sibling in deciding whether to continue with the application. The agency may wish to seek the views of the subject’s adoptive parents on this issue in coming to its decision. Where the agency decides to consult them it should make clear that this is