Holiday observed: Monday.

Retail stores: Open at owners’ discretion.

Liquor stores: Open at owners’ discretion.

Supermarkets: Open.

Convenience stores: Open at owners’ discretion.

Taverns, bars: Open at owners’ discretion.

Banks: Open at banks’ discretion, but most will be closed.

Stock market: Closed.

Municipal, state, federal offices: Closed.

Libraries: Closed.

Schools: Closed.

Mail: Post offices closed; express delivery only.

MBTA: Subways and buses on Sunday schedule. Fairmount Line on Special Events and Holiday schedule; all other lines on Sunday schedule. Hingham/Hull commuter boat on Sunday schedule. Charlestown commuter boat on weekend schedule. The Ride on Sunday schedule. For more information, call 617-222-3200.

Meters not enforced.

All other parking rules apply.

Boston trash/recycling collection: Collection delayed by one day for residents who usually have one collection day per week. Regular schedule for residents who usually have two collection days per week.