The website https://marylandev.org/incentives/ has a good summary of this information.
The Inflation Reduction Act (see this FAQ) makes it possible to get a Federal tax rebate on Model 3 and Model Y cars with several caveats, mentioned in the FAQ linked above. It also gives you what amounts to a bank to draw from for related expenses, such as home charger installation. Take a look at RewiringAmerica’s IRA calculator to get a sense of what that might mean for you.
For Maryland, you may get some money back for a charger install. It must be done by a certified electrician with proper permitting, and it has to be obviously for EV charging. A NEMA 14-50 outlet by itself is not enough; a NEMA 14-50 outlet with, say, a Tesla mobile charger is.
There may be some benefits offered by your power company as well. Check with them, but one common warning noted in the group is you may need to give them access to your Tesla account which raises some questions.