Texas Codes

Tex. Transp. Code § 545.363 (2026)

Minimum Speed Regulations

✓ current as of May 2026
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Sec. 545.363. MINIMUM SPEED REGULATIONS. (a) An operator may not drive so slowly as to impede the normal and reasonable movement of traffic, except when reduced speed is necessary for safe operation or in compliance with law.

(b) When the Texas Transportation Commission, the Texas Turnpike Authority, the commissioners court of a county, or the governing body of a municipality, within the jurisdiction of each, as applicable, as specified in Sections 545.353 to 545.357, determines from the results of an engineering and traffic investigation that slow speeds on a part of a highway consistently impede the normal and reasonable movement of traffic, the commission, authority, county commissioners court, or governing body may determine and declare a minimum speed limit on the highway.

(c) If appropriate signs are erected giving notice of a minimum speed limit adopted under this section, an operator may not drive a vehicle more slowly than that limit except as necessary for safe operation or in compliance with law.

Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.

Notes of Decisions
Cited in 26 cases (1 in the last 5 years), 2000–2025 · leading case: Moreno v. State, 124 S.W.3d 339 (Tex. App. 2003).
Moreno v. State, 124 S.W.3d 339 (Tex. App. 2003). · cites it 2× “(citing Tex. TRANSP. Code Ann. § 545.363 (a) (Vernon 1999)).”
Texas Dep't of Pub. Saf. v. Gonzales, 276 S.W.3d 88 (Tex. App. 2008). · cites it 2× “” It states that “[a]n operator may not drive so slowly as to impede the normal and reasonable movement of traffic, except when reduced speed is necessary for safe operation or in compliance with law.”
United States v. Coronado, 480 F. Supp. 2d 923 (W.D. Tex. 2007). · cites it 4× “See Tex. Transp. Code Ann. § 545.363 (a) (West 1999).”
Jaganathan, Francheska v., 479 S.W.3d 244 (Tex. Crim. App. 2015). “, Tex. Transp. Code § 545.363(a) ("An operator may not drive' so slowly as to'impede the normal and reasonable movement of traffic, except when reduced speed is necessary for safe operation or in compliance with law.”
Texas Dep't of Pub. Saf. v. Fisher, 56 S.W.3d 159 (Tex. App. 2001). “See Tex. Transp. Code Ann. § 545.363 (a) (Vernon 1999).”
Delafuente v. State, 414 S.W.3d 173 (Tex. Crim. App. 2013). “See Tex. Transp. Code § 545.363(a). Section 545.”
Paulea v. State, 278 S.W.3d 861 (Tex. App. 2009). “See Tex. Transp. Code Ann. § 545.363 (a) (Vernon 1999).”
Richardson v. State, 39 S.W.3d 634 (Tex. App. 2000). “Tex.Trans.Code Ann. § 545.363 (Vernon 1999).”
Joseph Delafuente v. State, 389 S.W.3d 616 (Tex. App. 2012). · cites it 3× “” Tex. Transp. Code Ann. § 545.363 (a) (West 2011).”
Joseph Delafuente v. State, 367 S.W.3d 731 (Tex. App. 2012). · cites it 2× “” Tex. Transp. Code Ann. § 545.363 (a) (West 2011).”
Sara D. Peters v. Texas Dep't of Pub. Saf., 404 S.W.3d 1 (Tex. App. 2013). “Tex. TRANSP. CODE ANN. § 545.363(a) (West 2011).”
United States v. Ross, 400 F. Supp. 2d 939 (W.D. Tex. 2005). “Pond testified that he believed the vehicle was impeding traffic in violation of Tex. Transp. Code Ann. § 545.363 (Vernon 1999), which states that “an operator may not drive so slowly as to impede the normal and reasonable movement of traffic, except when reduced speed is…”
— Tex. Transp. Code § 545.363(a) — 12 cases
Jaganathan, Francheska v., 479 S.W.3d 244 (Tex. Crim. App. 2015). “, Tex. Transp. Code § 545.363(a) ("An operator may not drive' so slowly as to'impede the normal and reasonable movement of traffic, except when reduced speed is necessary for safe operation or in compliance with law.”
Delafuente v. State, 414 S.W.3d 173 (Tex. Crim. App. 2013). “See Tex. Transp. Code § 545.363(a). Section 545.”
Sara D. Peters v. Texas Dep't of Pub. Saf., 404 S.W.3d 1 (Tex. App. 2013). “Tex. TRANSP. CODE ANN. § 545.363(a) (West 2011).”
Joseph Delafuente v. State, 367 S.W.3d 731 (Tex. App. 2012). “” Tex. Transp. Code Ann. § 545.363 (a) (West 2011).”
Joseph Delafuente v. State, 389 S.W.3d 616 (Tex. App. 2012). “” Tex. Transp. Code Ann. § 545.363 (a) (West 2011).”
— Tex. Transp. Code § 545.363(a)(b) — 1 case
Holmquist, Marcus Lee (Tex. App. 2015).
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