A term of a contract of insurance to which this section applies is of no effect so far as the term makes provision (however expressed) requiring the insured to—
prohibit a tenant under a relevant tenancy from having a child live with or visit the tenant at the dwelling which forms the subject of the tenancy, or
restrict the circumstances in which a tenant under a relevant tenancy may have a child live with or visit the tenant at the dwelling.
A term of a contract of insurance to which this section applies is of no effect so far as the term makes provision (however expressed) requiring the insured to prohibit a benefits claimant from being a tenant under a relevant tenancy.
This section applies to contracts of insurance which are entered into or whose duration is extended on or after the day on which this section comes into force.