The EEA Regulations 2006 also provide provisions for other family members to join EEA Nationals in the UK.
If you are the parent, brother, sister, cousin or another family member of an EEA National, you can apply under this category. You must evidence your relationship with the EEA National, evidence that you are dependent upon their support and that they were supporting you before your entered the UK and also evidence that they are exercising their Treaty Rights in the UK.