means a department of state or other administrative unit, such as a disaster management centre and those departments responsible for electrical, water, sewerage and waste removal utilities in the administration of a local authority, including any functionary or institution performing the above or related public functions, or an external service provider as defined in section 1 of the Local Government: Municipal Systems Act, 2000 (Act No. 32 of 20(0), responsible for ensuring that the measures contemplated under the definition of 'disaster management' contained in section 1 of the Disaster Management Act, 2002 (Act No. 57 of 2002), are in place and complied with as far as the staging of an event at a stadium or venue or along a route is concerned;