Schedule PRESCRIBED LIMITS OF ERRORI1
England, Wales and Scotland
| Flowrate range | Prescribed limits of error on passing as fit for use for trade | Prescribed limits of error in relation to the obliteration of the stamp or mark |
|---|---|---|
| From the transitional flowrate (Qt) to the maximum flowrate (Qmax) inclusive. | 2 per cent of quantity delivered, in excess or in deficiency. | 2.5 per cent of quantity delivered, in excess or in deficiency. |
| From the minimum flowrate (Qmin) up to, but not including, the transitional flowrate (Qt). | 5 per cent of quantity delivered, in excess or in deficiency. | 6 per cent of quantity delivered, in excess or in deficiency. |