A:Answer Hi Donna - Thanks for viewing GE Model GDF630PSMSS! The minimum cutout requirement is 33.5" (underside of countertop to floor) x 24". The minimum height of dishwasher with legs retracted is 33 3/8". We suggest viewing the Quick Specs document at the following link: https://products.geappliances.com/MarketingObjectRetrieval/Dispatcher?RequestType=PDF&Name=GDF630PGM_PMM_PSM_PFM_C2_18.pdf - If you have any additional questions, do not hesitate to ask, we are also happy to help at GEAppliances.com! Sue