Maryland Sports Betting Laws: Rules & Regulations 2025
Maryland sports betting is legal online and in-person. Learn the laws, license types, tax rates, legal betting age, and who regulates it. Updated 2025.
AI-drafted, human-reviewed
How we verify
Each guide is built from authoritative sources (state legislatures, FAA, IRS, DSIRE, OpenStates, etc.), drafted by AI, edited by a second AI pass, polished, then spot-reviewed by a human before publication.
Quick Answer: Is Sports Betting Legal in Maryland?
Yes. Maryland allows both retail and online/mobile sports betting. You are legally allowed to bet if you are 21 or older and physically located in Maryland when you place your wager.
Key facts:
- Retail sportsbooks opened in November 2021 at licensed casinos and stadiums.
- Mobile/online betting began in November 2022.
- Minimum legal age: 21
- Regulator: Maryland State Lottery and Gaming Control Commission (SLAGCC)
- Location requirement: You must be physically inside Maryland when you bet. Licensed operators use geolocation technology to verify this.
Currently Active Licensed Operators in Maryland
Maryland has licensed multiple mobile and retail operators. For the most current list of active licensees, check the SLAGCC licensee directory at mdgaming.com. Major operators are active in the mobile market. Always confirm license status with SLAGCC before depositing funds.
Maryland Sports Betting Statutes and Regulatory Framework
Enabling Statute
Maryland's sports betting laws are established by state statute. This legislation outlines acceptable wager types, the licensing process, tax requirements, and the SLAGCC's regulatory authority. For the exact legal text, refer to the Maryland Code or SLAGCC guidance.
Regulatory Agencies
The SLAGCC handles daily regulation. It issues licenses, ensures compliance, audits revenue, and addresses consumer complaints. Its rules for sports wagering are detailed in the Code of Maryland Regulations (COMAR). Consult COMAR or SLAGCC guidance for specific regulatory text.
The Sports Wagering Application Review Commission (SWARC) was involved in initial license applications, especially concerning minority business enterprise participation. The SLAGCC now handles ongoing oversight. Contact SLAGCC for information on SWARC's past role.
Permitted Wager Types
Licensed operators can offer these wager types. Consult SLAGCC guidance for specific regulatory details:
- Single-game bets (moneyline, spread, totals)
- Parlays
- Proposition bets (with restrictions noted below)
- Futures
- In-play (live) betting
Explicit Prohibitions
- Player proposition bets on Maryland college athletes are forbidden. Refer to SLAGCC guidance for precise restriction language.
- Wagering on high school sports is prohibited.
Geolocation Requirement
Every licensed operator must use approved geolocation technology. This technology confirms that a bettor is physically within Maryland when placing each wager.
Sources & Verification (10)
- State Lottery and Gaming Control Commission - Authority to Conduct Studies on the Use of Emerging Technology and the Workgroup on Gambling Prevention Technology
- Gaming - Campaign Financing Contributions and Study on Independent Evaluation of Sports Wagering
- Sports Wagering - Independent Evaluation of Sports Wagering
- Sports Wagering - Gambling Prevention Technology Pilot Program - Establishment
- Sports Wagering - Wagers on Historical Horse Races - Authorization
- Sports Wagering Proceeds - Promotional Play Exclusion - Limitation
- Gaming - Prohibition on Interactive Games and Revenue From Illegal Markets
- Sports Wagering Proceeds - Promotional Play Exclusion - Limitation
- Sports Wagering - Licenses - Application Period
- Sports Wagering - Wagers on Historical Horse Races - Authorization
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Last verified: April 26, 2026
How we verify: 9 source adapters (FAA, DSIRE, IRS, OpenStates, etc.) → AI draft → AI editor → AI polish → spot human review.
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- Sharp Sports Betting — Stanford WongThe classic textbook on line shopping, arbitrage, and spotting soft books. Cited in nearly every state wagering market analysis.
- The Logic of Sports Betting — Ed MillerModern, math-driven primer on closing-line value and bankroll management. Core reading before you place a legal bet.
- Mathletics — Wayne WinstonHow pros actually model NFL, NBA, and MLB outcomes. Good grounding before chasing props in regulated state markets.
- Basketball on Paper — Dean OliverFoundational advanced-stats book for anyone taking NBA bets seriously. Four factors framework still holds up.
- Fortune's Formula — William PoundstoneStory of Kelly Criterion bet sizing — the math pros actually use to avoid going broke on legal bets.