Answer
Half-hour, hour, and multi-hour blocks are common—deposits hold against damage and late returns. Fuel surcharges apply if you return tanks low; budget-planning should add tax and optional damage waiver fees.
Sources: Visit Ocean City · Town of Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
