unfortunately dem's da rules. In some ways you can't expect Taxi's to have something large & bulky taking up room in the boot "in case someone once in a blue moon" needs one. But also see it from our side as well - tis a very hard situation for all involved

There will also be parents who dont have a seat at all to provide a taxi even where the anchor bolts are available - let alone carry it around between taxi rides

Hence the exemption