2. Imperial system
| End measures | Line measures | |||
|---|---|---|---|---|
| Measures made of metal: purported value | Error in excess | Error in deficiency | Error in excess | Error in deficiency |
| inches | inches | inches | inches | |
| Under 1 foot | 0.01 | 0.01 | 0.005 | 0.002 |
| 1 foot to 1 yard inclusive | 0.03 | 0.015 | 0.02 | 0.01 |
| Above 1 yard and under 10 feet | — | — | 0.05 | 0.05 |
| 10 feet and under 50 feet | — | — | 0.2 | 0.2 |
| 50 feet to 100 feet inclusive | — | — | 0.3 | 0.3 |
In the case of measures made of material other than metal, the foregoing amounts of error shall be increased to double the said amounts.