| It sets up a system of permissible interceptions with warrants or authorisations. |
| The board also established a system of import certificates and export authorisations for the legal international trade in narcotics. |
| The only independent control of the powers comes from the Home Secretary's supervision of authorisations. |
| Customers will sign authorisations and receipts on a touch-sensitive pad. |
| Despite having all the appropriate authorisations in their possession, they were unable to produce the program for which they had travelled to the country. |
