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United States Chess Federation
View on WikipediaThe United States Chess Federation (also known as US Chess or USCF[1]) is the governing body for chess competition in the United States and represents the U.S. in The World Chess Federation (FIDE). USCF administers the official national rating system, awards national titles, sanctions over twenty national championships annually, and publishes two magazines: Chess Life and Chess Life Kids. The USCF was founded and incorporated in Illinois in 1939, from the merger of two older chess organizations. It is a 501(c)(3) non-profit organization headquartered in St. Louis, Missouri. Its membership as of 2024 was 112,000.[4]
Key Information
History
[edit]In 1939, the United States of America Chess Federation was created in Illinois through the merger of the American Chess Federation and National Chess Federation. The American Chess Federation, formerly the Western Chess Association, held an annual open championship since 1900; that tournament, after the merger, became the U.S. Open.[5] The National Chess Federation, founded in 1927 to organize U.S. participation in the Olympiads, had held the prestigious invitational U.S. Championship since 1936.[6]

The combined membership at the time was around 1,000.[7] Membership experienced consistent, modest growth until 1958, when Bobby Fischer won the U.S. Championship at the age of 14. This began the "Fischer era", during which USCF membership grew thirty-fold, to approximately 60,000 in 1974, after Fischer had won the World Chess Championship.
The Fischer era did not last long, but the USCF has grown substantially since then, largely because of the explosive growth of scholastic chess. Annual national championship tournaments are now held at different grade and age levels; none of these tournaments, which now attract thousands of players, even existed prior to 1969.
At its founding, the USCF had no employees and no headquarters, but in 1952, it hired a Business Manager (the position eventually became Executive Director), headquartered in New York. In 1967, headquarters moved to Newburgh, New York;[8] in 1976, New Windsor, New York;[9] in 2006, Crossville, Tennessee;[10] and in 2022, St. Louis, Missouri.[11]
Governance
[edit]The U.S. Chess Federation has, in effect, two governing bodies.[12] The Board of Delegates, composed of 140 persons designated by the state affiliates, as well as some other categories, meets annually at the U.S. Open. The Executive Board, composed of eight persons elected by the membership to staggered four-year terms, meets monthly.
Ratings
[edit]| Category | Rating range |
|---|---|
| Senior Master | 2400 and up |
| National Master | 2200–2399 |
| Expert | 2000–2199 |
| Class A | 1800–1999 |
| Class B | 1600–1799 |
| Class C | 1400–1599 |
| Class D | 1200–1399 |
| Class E | 1000–1199 |
| Class F | 800–999 |
| Class G | 600–799 |
| Class H | 400–599 |
| Class I | 200–399 |
| Class J | 100–199 |
US Chess implements rating systems for chess players. In each system, a rating is a calculated numerical estimate of a player's strength, based on results in tournament play against other rated players. Tournament organizers submit results to US Chess, which carries out the calculations and publishes the results.
A player can have up to seven ratings: for correspondence games, for over-the-board games at regular (slow), quick, or blitz time controls, and for online games regular, quick, or blitz time controls. Ratings are posted online on the US Chess Player Search web page.[13] Ratings for over-the-board play range from 100 to nearly 3000, with a higher rating indicating a stronger player. Ratings are often used by tournament organizers to determine eligibility for "class" prizes, and eligibility to enter "class" sections, in tournaments.
USCF first instituted a rating system for over-the-board play in 1950, using a calculation formula devised by Kenneth Harkness. In 1960, the USCF adopted a more reliable rating system invented by Arpad Elo, a college professor of physics who was a chess master. Elo worked with USCF for many years. The system he invented, or a variant of it, was later adopted by FIDE, and is utilized in other games and sports, including USA Today's college football and basketball rankings.[14] USCF has made further adjustments to the rating calculation over the years; the present calculation[15] was influenced by the "Glicko rating system"[16] developed by Prof. Mark Glickman, a significant refinement of Elo's system.
Titles
[edit]| Title | Rating Level |
|---|---|
| Life Senior Master | 2400 |
| Life Master | 2200 |
| Candidate Master | 2000 |
| 1st Category | 1800 |
| 2nd Category | 1600 |
| 3rd Category | 1400 |
| 4th Category | 1200 |
US Chess awards titles for lifetime achievement. These should not be confused with the titles awarded by FIDE, such as Grandmaster and International Master.[17]
US Chess awards a player who achieves a rating of 2200 or above the title of National Master and sends the player a certificate. Likewise, a Senior Master certificate is awarded for a rating of 2400 or higher. Until 2008, the only other title awarded was that of Life Master, awarded to players who played 300 or more rated games while maintaining a rating above 2200.
In 2008, the USCF implemented a system of "norms-based titles", patterned after the titles awarded by FIDE: if a person has (for example) five tournaments in which they demonstrate strength above 2400, and if in addition their rating at some time eventually reaches 2400, then they earn the Life Senior Master title. The system is somewhat more complicated than this simple example suggests.[18] The old Life Master title was renamed Original Life Master to avoid confusion with the new Life Master title; both are recognized by US Chess.
National championships
[edit]US Chess organizes or sanctions various national championships. Most of these are held annually.
The oldest is the U.S. Open.[5] It began as the Western Open in 1900, held in Minnesota. It is the "congress" of US Chess – the annual meeting of the Delegates is held concurrently, as well as many smaller gatherings and events. Several hundred players participate (the highest number, 836, was at the 1983 event in Pasadena).
Several invitational events are held concurrently with the US Open. Each US Chess state affiliate nominates a representative to each of the invitationals. The five invitationals are: The John T. Irwin National Senior Tournament of Champions (50+), The GM Arnold Denker National Tournament of High School State Champions (9-12th Grade), The Dewain Barber National Tournament of Middle School State Champions (6-8th Grade), The John D. Rockefeller National Tournament of Elementary School State Champions (K-5th Grade), and The Ruth Haring National Tournament of Girls State Champions (K-12). The FM Sunil Weeramantry National Blitz Tournament of State Champions is a blitz tournament open to those participating in the other invitationals. Players generally qualify for these events by winning a state championship tournament, although each state affiliate is allowed to use any criteria for selecting its representatives.[19]
The U.S. Championship, an invitational event, has been held since 1936. (For many years before that, the national championship had been decided by head-to-head match play.) Noteworthy past winners include Samuel Reshevsky, Bobby Fischer, Walter Browne, Larry Evans, Gata Kamsky, and Hikaru Nakamura. The current (2024) champion is Fabiano Caruana.[20]
The U.S. Women's Championship, also invitational, has been held since 1937. In recent years it has been held concurrently with the U.S. Championship. The current (2024) women's champion is Carissa Yip.[21]
The largest national championships are the Elementary (K-5), Middle School (K-8), and High School (K-12) Championships which are held annually in the spring. Every four years, the events are combined into "SuperNationals." The SuperNationals in 2017 drew 5,575 players to Nashville, Tennessee and was the largest rated chess tournament ever.[22] The oldest of the three, the National High School, was first held in 1969 by the Continental Chess Association.[23]
The Elementary, Junior High, and High School championships should not be confused with the National K-12 Grades Championships, held in December, in which each grade level from K to 12 has its own championship.
Except for the U.S. Championship and U.S. Women's Championship, the tournaments listed above are organized by US Chess itself. The US Chess calendar of national events[24] also includes several events which are bid out, including:[25]
| National Open | open |
| U.S. Junior Championship | invitational; under age 21 |
| U.S. Junior Open | under age 21 |
| U.S. Junior Congress | under age 21 |
| U.S. Cadet | invitational; under age 16 |
| U.S. Senior Open | open; age 50 or over |
| U.S. Senior Championship | invitational; age 50 or over |
| Pan-American Intercollegiate | college teams |
| President's Cup | top 4 from Pan-Ams; college teams |
| National Collegiate Rapid & Blitz Championships | college players |
| U.S. Masters | open; rating 2200 or over plus qualified juniors |
| U.S. Class Championships | open |
| U.S. Amateur (North, South, East, West) | rating under 2200 |
| U.S. Amateur Team (North, South, East, West) | teams rated under 2200 |
| All-Girls National | K-12 girls |
| U.S. Women's Open | women |
| U.S. Junior Girls | invitational; under age 21 |
| U.S. Senior Women's Championship | invitational; age 50 or over |
| U.S. Blind Championship | legally blind players |
| U.S. G/5; G/10; G/5; G/30; G/60 Championships | open |
US Chess also organizes national correspondence chess championships:
| Absolute Correspondence Chess Championship | invitational |
| Golden Knights | open; mail or e-mail |
| Electronic Knights | open; e-mail only |
Publications
[edit]US Chess publishes two magazines, the monthly Chess Life, and bi-monthly Chess Life for Kids, which is geared towards those under 14. Chess Life, which began in 1946 as a bi-weekly newspaper, is now a glossy full-color magazine of 72 pages per issue.
US Chess also publishes a rulebook. The current 7th edition is self-published by US Chess and produced in paperback and kindle forms. The most relevant chapters for over-the-board play are also available to download for free online from the US Chess website.
See also
[edit]References
[edit]- ^ a b In 2015 the U.S. Chess Federation announced a rebranding effort, calling itself US Chess rather than USCF (Chess Life, August 2015, p. 13). Wikipedia continues to use the older abbreviation USCF because it is more commonly used in secondary sources.
- ^ "US Chess Staff". The United States Chess Federation. Retrieved July 2, 2024.
- ^ [1]. The United States Chess Federation. Retrieved June 14, 2024.
- ^ Daniels, Bryan (2020-01-03). "About". US Chess.org. Retrieved 2024-02-02.
- ^ a b "US Open Tournament Index". Retrieved May 8, 2018.
- ^ "US Open 1927 Kalamazoo = 28th Western Champ". Retrieved 4 April 2016.
- ^ "2016 US Chess Yearbook" (PDF). uschess.org. 2016. Retrieved June 28, 2018.
- ^ Chess Life, Nov. 1967, p. 327.
- ^ Chess Life, March 1976, p. 130.
- ^ Chess Life, September 2005, p.7
- ^ "Hello, St. Louis! US Chess Completes Move to MO". 18 July 2022.
- ^ "Bylaws of the US Chess Federation" (PDF). US Chess Federation. October 3, 2019. Retrieved January 14, 2020.
- ^ "Player Search". uschess.org. U.S. Chess Federation. Retrieved February 3, 2016.
- ^ "Sagarin speaks: Playing chess and the BCS". USA Today. Retrieved February 2, 2016.
- ^ Glickman, Prof. Mark E.; Doan, Thomas (24 April 2017). "The US Chess Rating System" (PDF).
- ^ Glickman, Prof. Mark E. "The Glicko System" (PDF). glicko.net. Retrieved February 2, 2016.
- ^ "FIDE Handbook". fide.com. Retrieved February 4, 2016.
- ^ US Chess Ratings Committee (February 2016). "The US Chess Title System" (PDF). glicko.net. Retrieved February 20, 2020.
- ^ "Invitationals Information". US Chess Federation.
- ^ Rodgers, Jack (2024-10-24). "Caruana Wins 4th U.S. Championship Title, Tokhirjonova Secures World Cup Spot". Chess.com. Retrieved 2025-03-10.
- ^ Colodro, Carlos Alberto (2024-10-23). "Carissa Yip claims third US women's title with a round to spare". ChessBase. Retrieved 2025-03-10.
- ^ "SuperNationals VI is the Largest Rated Tourney Ever", Chess Life Online, May 13, 2017, retrieved May 8, 2018
- ^ "About Continental Chess Association". Retrieved February 10, 2016.
- ^ "National Events Calendar". Retrieved February 10, 2016.
- ^ "How to Bid on a US Chess National Event" (PDF). October 2015.
External links
[edit]- Official website
- United States Chess Federation - Member Services Area from USCF official website
- Official data in the USCF Yearbook 2016 PDF
United States Chess Federation
View on GrokipediaHistory
Founding and Early Development
The United States Chess Federation (USCF) was formed on September 5, 1939, through the merger of the American Chess Federation (ACF), established in 1934 as a successor to the Western Chess Association, and the National Chess Federation (NCF), founded in 1926 to organize U.S. participation in international events like the Chess Olympiad.[5][6] The merger aimed to unify fragmented chess governance in the United States, creating a single national body to promote the game, standardize competitions, and represent American interests abroad. The organization was legally incorporated as a nonprofit in the state of Illinois on December 27, 1939, with its initial headquarters in Chicago.[7] George Sturgis was elected as the first president, guiding the USCF in its early efforts to consolidate resources and establish authoritative rules aligned with international standards set by the Fédération Internationale des Échecs (FIDE).[5] In its formative years, the USCF focused on building infrastructure for organized chess, including the publication of official rules adapted for domestic use and the oversight of major tournaments. The inaugural U.S. Open Championship, originally launched by the ACF earlier in 1939 in New York City, became a flagship annual event under USCF auspices, drawing competitors nationwide and symbolizing the federation's commitment to open competition.[8] Membership grew modestly to approximately 1,000 by the early 1940s, reflecting the organization's grassroots appeal amid a landscape of local clubs and sporadic events. However, pre-World War II operations faced significant hurdles, including limited funding, reliance on volunteer leadership, and competition from regional groups, which constrained expansion and international engagement.[9] The onset of World War II in 1941 further strained the young federation, with travel restrictions, material shortages, and the enlistment of many members disrupting in-person tournaments and administrative functions. Despite these challenges, the USCF maintained some continuity through correspondence chess and smaller local gatherings, emphasizing the game's role in morale-building. Postwar resumption in 1945 marked a turning point, as the federation partnered with publications like Chess Review to distribute postal chess sets to wounded veterans in hospitals, fostering recovery and community ties while rebuilding membership and event schedules.[10] This period laid the groundwork for the USCF's evolution into a more robust national entity.Periods of Growth and Challenges
The period from 1958 to 1974 marked a significant expansion for the United States Chess Federation (USCF), often referred to as the "Fischer Boom," driven by the rising prominence of Bobby Fischer. Fischer's victory in the U.S. Championship at age 14 in 1958 sparked widespread interest in chess across the United States, leading to a dramatic increase in USCF membership from approximately 1,000 in the late 1950s to over 60,000 by 1974. This surge was particularly fueled by Fischer's triumph in the 1972 World Chess Championship against Boris Spassky, which captured national attention and positioned chess as a symbol of American achievement during the Cold War era.[11] Building on this momentum, the USCF introduced scholastic chess programs in the late 1960s, which played a crucial role in sustaining youth engagement and contributing to membership peaks throughout the 1970s and 1980s. Key initiatives included the establishment of national youth tournaments such as the U.S. Junior Championship in 1966, the National High School Championship in 1969, and the National Junior High and Elementary School Championships in 1971, providing structured opportunities for young players and integrating chess into school curricula. These programs fostered long-term involvement, with scholastic membership becoming a cornerstone of the federation's growth, helping to maintain elevated participation levels even as adult interest fluctuated.[11] Despite these successes, the USCF encountered substantial financial and organizational challenges from the late 1970s onward, including multiple headquarters relocations and declining adult membership in the 1990s. In 1977, the federation moved its operations to a new facility at 186 Route 9W in New Windsor, New York, aiming to accommodate growing administrative needs amid the post-Fischer expansion. However, by the 1990s, the rise of internet-based chess platforms led to a notable dip in traditional over-the-board participation and USCF memberships, as players shifted toward online play that offered convenience without federation affiliation requirements. These issues strained resources and prompted efforts to streamline operations and adapt to digital trends.[12][13] Key figures like Fred Cramer, who served as USCF president from 1960 to 1963 and later as a FIDE vice president, exemplified the federation's push toward professionalization during periods of growth and transition. Cramer's advocacy for improved organization and communication within the USCF helped lay the groundwork for more efficient governance structures in subsequent decades. Under leaders like him, the federation focused on enhancing administrative stability, including better membership services and tournament coordination, to navigate ongoing challenges through the early 2000s.[14]Modern Era and Relocation
In the 2010s, USCF membership experienced a period of stagnation and decline, hovering around 80,000 members by the late 2000s before facing further challenges from economic factors and shifting interests, with total membership dipping below pre-2010 levels amid reduced participation in organized events.[13] By the early 2020s, however, membership rebounded significantly, surpassing 100,000 for the first time in 2023 and reaching over 113,000 as of September 2024, driven by the global chess boom following the 2020 Netflix series The Queen's Gambit, which popularized the game and encouraged new players to join rated events.[15][16] This surge was tempered by COVID-19 disruptions, which halted in-person tournaments but spurred a pivot to digital formats. The COVID-19 pandemic from 2020 to 2022 prompted USCF to rapidly adapt by sanctioning online tournaments and virtual programming, with organizations like DMV Chess launching weekly USCF-rated online events as early as March 2020 to maintain player engagement.[17] This shift not only sustained competition during lockdowns but also boosted digital participation, as evidenced by the inclusion of online play in official USCF ratings starting in 2020, aligning with the broader chess community's online growth.[18] Corporate and scholastic programs transitioned to virtual formats, further embedding chess in remote learning and team-building activities.[19] In 2022, USCF relocated its headquarters from Crossville, Tennessee, to St. Louis, Missouri, marking a strategic partnership with the Saint Louis Chess Club to leverage its world-class facilities for enhanced event hosting, training, and administrative operations.[20][21] This move, approved unanimously by USCF delegates, positioned the organization in a chess hub known for major international tournaments, improving accessibility and collaboration.[22] As of 2025, USCF faces financial pressures, with the approved 2025–2026 budget projecting losses exceeding $160,000 due to rising operational costs and event investments, though membership growth continues to provide a buffer.[23] Concurrently, initiatives for diversity and inclusion have expanded, exemplified by the Women's Program awarding 23 grants in 2025 to support girls' chess programs nationwide, up from 17 the previous year and funded in part by partnerships like the Saint Louis Chess Club.[3][24] USCF has strengthened its international role by supporting U.S. players in FIDE-sanctioned events, including the qualification of 12 Americans for the 2025 FIDE World Cup in Goa, India, through top ratings, zonal championships, and continental qualifiers.[25] This involvement underscores USCF's coordination with FIDE for player development and representation.Governance and Organization
Leadership Structure
The United States Chess Federation (US Chess) operates under a hierarchical governance model that balances democratic representation with efficient executive management. At the apex is the Board of Delegates, which serves as the primary policy-making body, comprising the Executive Board, delegates-at-large, and 140 delegates allocated based on state and affiliate memberships—each state association with 30 or more members entitled to at least one delegate.[26] This structure ensures broad input from affiliated clubs and state organizations, with the Board of Delegates convening annually during the final Saturday and Sunday of the U.S. Open to vote on key policies, bylaws amendments, and elections.[27][28] The Executive Board, consisting of eight elected members plus the Executive Director, handles day-to-day operations and implements delegate-approved policies through monthly meetings and strategic decisions.[29] The board includes the president, vice president, secretary, vice president of finance (functioning as treasurer), and four at-large members, all elected by the Board of Delegates to staggered four-year terms, with four positions up for election biennially to maintain continuity.[30] As of November 2025, the Executive Board is led by President Kevin Pryor, who was elected to the board in a prior cycle and ascended to the presidency in August 2024; other officers include Vice President John Fernandez, Vice President of Finance Daniel Serna, and Secretary John D. Rockefeller V, alongside at-large members Leila D'Aquin, Anand Dommalapati, David Hater, and Lakshmana "Vish" Viswanath.[29][31] The Executive Director, responsible for operational oversight, is currently Francisco Guadalupe serving in an interim capacity since October 2025, following Ranae Bartlett's departure after her appointment in March 2024. As of November 2025, US Chess is actively accepting applications for the permanent position.[32][33][34][35] Supporting this structure are various standing committees that advise on specialized areas, including the Rules Committee, Tournament Rules Committee, and Ethics Committee, among others such as the Scholastic Committee and Development Committee.[36] These groups, appointed by the Executive Board, typically consist of 10 to 35 members drawn from experts and affiliates, and their 2025 annual reports highlight ongoing emphases on chess education initiatives, club development programs, and ethical standards to foster growth in youth and community participation.[37][38][39] This dual framework—democratic deliberation via the Board of Delegates paired with the Executive Board's operational agility—facilitates policy formulation that reflects member priorities while enabling responsive administration, including brief ties to event sanctioning processes managed under executive oversight.[29][26]Operational Framework
The United States Chess Federation (US Chess) operates as a 501(c)(3) nonprofit organization, dedicated to promoting chess through educational, charitable, and competitive initiatives across the country.[40][41] Membership services form the core of its operations, with annual dues structured to encourage broad participation; as of January 1, 2025, basic adult membership costs $54 for one year, while youth membership (under 18) is $24 for one year.[42] These memberships provide key benefits, including a subscription to Chess Life magazine, eligibility for discounted entry fees at sanctioned events, access to official ratings, and participation in national tournaments.[43][44] Event sanctioning ensures the integrity and standardization of competitive play, with US Chess approving and rating more than 16,000 tournaments annually, encompassing over one million games.[45] The process requires organizers to apply for sanctioning through the official portal, adhere to official rules, and employ certified Tournament Directors (TDs), who must hold US Chess membership, demonstrate rule knowledge via testing, and complete SafeSport training.[46][47] Fair play is enforced through the Safe Play Policy, revised in 2024 to cover all rated events and activities, with 2025 updates eliminating the 30-day grace period for TD refresher training and expanding reporting mechanisms for misconduct.[48][49] US Chess maintains strategic partnerships to amplify its reach, collaborating with FIDE as the official national chess body, over 50 state and regional affiliates for local event coordination, and organizations like the Saint Louis Chess Club, which hosts major championships and provides grants for women's and online programs.[50][51] Financially, the organization relies primarily on membership dues (accounting for 42.4% of revenue in fiscal year 2023-24), supplemented by tournament fees, sponsorships, and donations totaling $5.89 million that year, though it faces 2025 budget challenges from inflation-driven cost increases (up 20% for events) and operational shortfalls of approximately $327,000, prompting cost-cutting measures and a reevaluation of fiscal planning.[45][52][53] Diversity and inclusion efforts are advanced through dedicated programs and committees, including the Diversity, Equity, and Inclusion Committee, which in 2025 issued reports on education and club initiatives to broaden access for underrepresented groups.[54][55] Key initiatives encompass the Title I School Outreach Program, offering grants to affiliates serving at-risk youth in under-resourced schools for the 2024-2025 academic year, and the At-Risk-Youth Initiative, which funds afterschool chess instruction to foster belonging among diverse socioeconomic and multicultural participants.[56][57]Rating System
Calculation Methods
The United States Chess Federation (USCF) adopted the Elo rating system in 1960, replacing the earlier Harkness system to provide a more statistically robust method for assessing player strength based on game outcomes against opponents of varying ratings.[58] This system was further refined in 2011 through collaboration with rating expert Mark Glickman, incorporating elements related to the Glicko-2 algorithm to better model performance variability, rating deviation, and the impact of inactivity on player reliability.[59] These enhancements allow for more accurate adjustments that account for the uncertainty in a player's true strength, particularly for those with limited recent play. At its core, the rating calculation uses the formulawhere is the updated rating, is the previous rating, is the actual score (1 for win, 0.5 for draw, 0 for loss), is the expected score calculated as with and as the ratings of the two players, and is a development factor that decreases with experience to stabilize established ratings.[60] The K factor is dynamically calculated as approximately 800 divided by the effective number of prior games plus games in the current event, resulting in higher values (around 32) for novices with few games (typically under 2000 rating); it ranges from 16 to 24 for more experienced players above 2000, and is further reduced (e.g., to 10 or less) for top-rated individuals above 2500 to prevent excessive fluctuations, with modifications for dual-rated players above 2200. An additional bonus term may apply for events with multiple games to encourage participation, capped at 10 games since January 2025 (previously 12).[61] Unrated players start with an estimated initial rating derived from performance in their first event, other federation ratings (e.g., FIDE), or an age-based formula (e.g., approximately 50 times age for juniors under 26, capped around 1300 for adults), often resulting in provisional values around 1200 for typical beginners.[60] Ratings are updated after each sanctioned event, with official lists published monthly and supplemental online updates available for real-time estimates; calculations factor in time controls (regular for ≥30 minutes per player, quick for 10-30 minutes, blitz for ≤10 minutes) and opponent strength via separate pools to ensure relevance across formats.[62] Special handling applies to provisional ratings for players with 8 or fewer games or uniform results (all wins or losses), using iterative formulas that prevent undeserved drops from wins or gains from losses while establishing a floor of 100; ratings remain provisional for the first 25 games. Since 2020, online play has been rated separately from over-the-board games to address differences in format and participation surge, with distinct categories (e.g., OTB regular vs. online regular) preventing cross-contamination.[60] The USCF processes over 1 million rated games annually across its pools, maintaining a comprehensive database where individual ratings and histories are accessible via the public player search tool on the official website.[45] This scale underscores the system's role in supporting fair competition and title qualifications.
Rating Categories and Applications
The USCF employs a rating scale ranging from 100 to 3000 and above to classify players into distinct categories that reflect their skill levels, facilitating fair competition and recognition within the chess community. These categories are primarily used for over-the-board (OTB) play, with separate systems maintained for online chess to account for differences in time controls and platforms.[60] The classification divides players into lettered classes for lower ratings and titled bands for higher ones, as outlined below:| Category | Rating Range |
|---|---|
| Class J | 0–199 |
| Class I | 200–399 |
| Class H | 400–599 |
| Class G | 600–799 |
| Class F | 800–999 |
| Class E | 1000–1199 |
| Class D | 1200–1399 |
| Class C | 1400–1599 |
| Class B | 1600–1799 |
| Class A | 1800–1999 |
| Expert | 2000–2199 |
| Master | 2200–2399 |
| Senior Master | 2400+ |
