Connecticut General Statutes

Conn. Gen. Stat. § 53a-51 (2026)

Classification of attempt and conspiracy

✓ current as of May 2026
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Attempt and conspiracy are crimes of the same grade and degree as the most serious offense which is attempted or is an object of the conspiracy, except that an attempt or conspiracy to commit a class A felony is a class B felony.

(1969, P.A. 828, S. 52.)

Cited. 182 C. 595; 184 C. 369; 195 C. 183; 202 C. 520; 204 C. 630; 211 C. 18; 213 C. 708; 235 C. 502. Defendant guilty of conspiracy to commit robbery in the first degree is subject to the minimum nonsuspendable sentence in Sec. 53a-134(b). 264 C. 593.

Cited. 8 CA 545; 10 CA 447; 21 CA 299; 22 CA 567; 29 CA 843; 33 CA 253; 36 CA 190. Legislature clearly intended attempt and conspiracy to commit a class B felony to be punished the same as a class B felony or it would have noted otherwise, as it did with class A felonies. 118 CA 35.

Notes of Decisions
Cited in 27 cases (1 in the last 5 years), 1981–2022 · leading case: State v. Moran, 825 A.2d 111 (Conn. 2003).
State v. Moran, 825 A.2d 111 (Conn. 2003). · cites it 15× “The issue presented in this appeal raises an issue of statutory construction, namely, whether under General Statutes §§ 53a-51, 12 53a-35a and 53a-134 (b), the crime of conspiracy to commit robbery in the first degree is subject to a five year mandatory minimum sentence, over…”
State v. Brown, 668 A.2d 1288 (Conn. 1995). · cites it 7× “General Statutes § 53a-51. 16 Thus, the proper grade and degree of the defendant’s attempted larceny must be determined by reference to the larceny statutes.”
State v. Daniel B., 201 A.3d 989 (Conn. 2019). · cites it 4× “’’ General Statutes § 53a-35a (1) (A) (6); see also General Statutes § 53a-51 (‘‘[a]ttempt and conspiracy are crimes of the same grade and degree as the most serious offense which is attempted or is an object of the conspiracy, except that an attempt or conspiracy to commit a…”
State v. Toth, 618 A.2d 536 (Conn. App. Ct. 1993). · cites it 8× “2d 796 (1981), a case involving the crime of attempt, for which the penalty is also defined in § 53a-51, our Supreme Court noted that this section, patterned on the Model Penal Code, “demonstrates that careful selectivity of language by the legislature that points unerringly to…”
State v. Patterson, 886 A.2d 777 (Conn. 2005). · cites it 2× “” General Statutes § 53a-51 provides that conspiracy to commit a class A felony is a class B felony.”
State v. Trent, 438 A.2d 796 (Conn. 1981). · cites it 7× “Therefore, he continues, because an attempt is classified as a crime “of the same grade and degree as the most serious offense which is attempted”; General Statutes § 53a-51; it is punishable in its own right, and since the offense *599 attempted was a class B felony; General…”
State v. Stellato, 523 A.2d 1345 (Conn. App. Ct. 1987). · cites it 4× “General Statutes § 53a-51 provides in relevant part: “Conspiracy [is a crime] of the same grade and degree as the most serious offense which is .”
Xu v. Neubauer, 166 F. Supp. 3d 203 (D. Conn. 2015). · cites it 3× “12, EEOC regulations, Conn. Gen. Stat. § 53a-51, and Conn. Agencies Regs.”
State v. Wideman, 650 A.2d 571 (Conn. App. Ct. 1994). · cites it 3× “In his reply brief, the defendant withdrew this argument because of the exception in § 53a-51 that “conspiracy to commit a class A felony is a class B felony.”
State v. Cascone, 487 A.2d 186 (Conn. 1985). · cites it 2× “General Statutes § 53a-48 provides in pertinent part: “A person is guilty of conspiracy when, with intent that conduct constituting a crime be performed, he agrees with one or more persons to engage in or cause the performance of such conduct, and any one of them commits an…”
State v. Anderson, 557 A.2d 917 (Conn. 1989). · cites it 2× “Under General Statutes § 53a-51, an attempted crime is deemed to be a separate crime of the same grade and is punishable to the same degree as the most serious crime which is attempted, except that an attempt to commit a class A felony is considered a class B felony.”
State v. Patterson, 570 A.2d 174 (Conn. 1990). · cites it 2× “See General Statutes § 53a-51. We will do likewise.”
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