The term "ring-fence" means to set up a barrier or boundary around something in order to protect it, preserve its integrity and prevent anything from interfering with it. Full definition
They worry that the financial ring fence they have built around their lives may not be strong enough. (business.financialpost.com)
To avoid a digital divide developing, schools across the country now realise that the Government's removal of ring fenced funding for technology was simply its message that technology should now be embedded across the curriculum and that schools now have the freedom to buy what is needed for their specific learning needs. (educationbusinessuk.net)
Add to this daunting requirement the complete lack of ring fenced funding for staff training, the varying skill levels, the always present lack of time and the cost of taking days out of the classroom for training courses, and we have a state of crisis in many schools. (educationbusinessuk.net)