BOSTON — I have to run to the store for a last-minute Thanksgiving treat Ingredient for dinner? Or hope for an early start Black Friday Shopping? Here’s what’s open and closed on Thanksgiving in Massachusetts and some background on the “blue laws” that govern the holiday.

What are “blue laws” in Massachusetts?

Massachusetts is one of only three states that bans most stores from opening on Thanksgiving and Christmas “blue laws.” According to the Massachusetts Historical Society, blue laws were introduced by colonial governments in the 16th century to ensure that people went to church on Sundays and kept the Sabbath.

They are called blue laws because blue was a color associated with high morals.

What stores are closed on Thanksgiving in Massachusetts?

As mentioned above, most retail stores are not allowed to open on Thanksgiving, but more and more chains are choosing to give their employees the day off. TJX, based in Framingham, will close all of them TJ MaxxMarshalls and HomeGoods stores on Thanksgiving.

Other major Massachusetts stores such as Target, Walmart, Costco, Best Buy, Kohl’s and Macy’s are keeping their stores closed statewide for the holidays.

Are supermarkets and grocery stores open on Thanksgiving?

Major supermarkets and grocery chains in Massachusetts will remain closed on Thanksgiving. These include Market Basket, Stop & Shop, Big Y, Wegmans, Trader Joe’s, Whole Foods, Price Chopper, Star Market and Hannaford.

Small grocery stores that employ three or fewer people are exempt from the blue laws.

Are pharmacies open on Thanksgiving?

Stores with pharmacies are allowed to open, so you can head to CVS if you need to pick up something on Thanksgiving Day. However, due to the holidays, branch opening times may be shortened.

Walgreens said it will close most of its locations, except for convenience stores with pharmacies.

Can restaurants open on Thanksgiving in Massachusetts?

Yes, restaurants are allowed to open on Thanksgiving. For coffee lovers, Dunkin’ and Starbucks are also included, although opening hours may be limited.

Are liquor stores open on Thanksgiving in Massachusetts?

While restaurants are allowed to serve alcohol on Thanksgiving, liquor stores in Massachusetts must close for the holiday.

Are gas stations open on Thanksgiving?

Yes, gas stations are open on Thanksgiving in Massachusetts.