The National Regulator may—
| (a) | give written permission to deviate from the requirements of: |
as the National Regulator may deem fit and under any conditions that the National Regulator may deem necessary, unless the requirements of paragraph (b) apply;
| (b) | not give permission for the sale of any prepackaged products that are deficient of the quantity marked on the packages unless— |
| (i) | the National Regulator receives a guarantee to the effect that the sale is to an end user and not for resale; and |
| (ii) | the purchaser and seller agree to such sale. |
