B. An industrial user may not obtain groundwater delivery service from an irrigation district in excess of the amount it was entitled to receive on the date of the designation of the active management area unless the industrial user has acquired a grandfathered right or has obtained a general industrial use permit pursuant to section 45-515. An industrial user that has been issued a general industrial use permit pursuant to section 45-515 may, at any time, elect to receive groundwater from an irrigation district in the amount specified in the permit if:

1. 1. The director approves the delivery of such groundwater.
2. 2. The irrigation district agrees to deliver such groundwater.
3. 3. The industrial use is located within the exterior boundaries of the service area of the irrigation district.
4. 4. The terms of the permit are modified pursuant to section 45-525.