Parish Councillors must register their interests.
Both the Borough Council and the Parish Councils have to publish the register on website if they have one.
The RBC Code covers requirements in the DPI Regulations (i.e. the potential criminal offences for not disclosing)
The Disclosable Pecuniary Interests require registration of
pecuniary interests if it:
Is in the Members interest,
Is in the interest of their spouse or civil partner, a person they are living with as husband or wife, or a person they are living with as spouse or civil partner – and the Member is aware that that other person has the interest
DCLG state that this gives an assurance that members are not putting their own interests ahead of those of the public.