Answer
Hotel pool decks may serve beer afternoons then restrict decks to 21+ after sunset—ocean-city-pool-parties and hotel-pool-rules cross-link; wristbands often match room keys.
Sources: Town of Ocean City · Visit 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.
