Wyoming Legal Ages

The key age-based rights and duties in Wyoming, with the law or official source behind each one: driving, work, school, tattoos, marriage, voting, jury service and more. Add a birth date to see which ages are reached and what comes next. It runs in your browser; nothing is stored.

Sources checked on October 21, 2026.

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Legal ages in Wyoming

  1. Age 7

    • Must be enrolled in school

      Wyoming requires children to attend school, or approved private or home instruction, from age 7.

      Applies to children who turn 7 on or before August 1.

      Wyoming law · Wyo. Stat. § 21-4-102(a)

  2. Age 9

    • Car seat or booster age requirement ends

      Wyoming requires a child safety restraint until the ninth birthday; from 9, a seat belt alone meets the law.

      A younger child may use the vehicle seat belt once it fits properly, under the same section.

      Wyoming law · Wyo. Stat. § 31-5-1303(a)

  3. Age 14

    • Can work limited hours in non-hazardous jobs (federal rule)

      Federal law lets 14- and 15-year-olds work in permitted non-hazardous jobs, outside school hours and within weekly hour limits.

      Limits: no more than 3 hours on a school day and 18 hours in a school week; 8 hours a day and 40 hours a week when school is out; only between 7 a.m. and 7 p.m. (9 p.m. from June 1 through Labor Day) (29 C.F.R. 570.35).

      Federal rule, applies in every state · 29 CFR 570.2(a)(1)

    • Can work (state minimum age)

      Wyoming bars children under 14 from gainful work except farm, domestic, and lawn and yard service.

      Wyoming law · Wyo. Stat. § 27-6-107

  4. Age 15

    • Can get a learner's permit

      Wyoming issues an instruction permit for supervised driving at 15.

      Wyoming law · Wyo. Stat. § 31-7-110(a)

  5. Age 16

    • Can leave school (compulsory attendance ends)

      Wyoming's compulsory attendance requirement ends at the 16th birthday.

      Ends at the 16th birthday or completion of 10th grade, whichever comes first.

      Wyoming law · Wyo. Stat. § 21-4-102(a)

    • Can work any non-hazardous job (federal rule)

      At 16, the general federal minimum working age applies: any job except those the Labor Department declares hazardous.

      Federal rule, applies in every state · 29 CFR 570.2(a)(1)

    • Can get a first license to drive alone

      An intermediate permit for driving alone from 5 a.m. to 11 p.m. is available at 16.

      Requires 50 hours of driving, 10 at night, certified by a parent or guardian.

      Wyoming law · Wyo. Stat. § 31-7-110(g)

  6. Age 17

    • Teen license limits end (varies, see rule)

      A full driver's license is not issued under 17, or under 16 and 6 months with driver education.

      With driver education and six months on an intermediate permit, a full license is possible at 16 and 6 months.

      Wyoming law · Wyo. Stat. § 31-7-108(a)

    • Court emancipation (adult status) can be sought

      A minor can petition a court to be declared emancipated starting at age 17.

      Wyoming law · Wyo. Stat. § 14-1-203

  7. Age 18

    • Can work in jobs federal law calls hazardous

      At 18, the federal bar on jobs the Labor Department declares hazardous for minors ends for non-farm work.

      Federal rule, applies in every state · 29 CFR 570.2(a)(1)

    • Can get a tattoo without a parent's consent

      From 18, a person can be tattooed without a parent's consent.

      Wyoming law · Wyo. Stat. § 14-1-101(a); Wyo. Stat. § 14-3-107(a)

    • Becomes a legal adult (age of majority)

      State law makes a person a legal adult, with full rights to contract and sue, at 18.

      Wyoming law · Wyo. Stat. § 14-1-101(a)

    • Can make a will

      A person of sound mind can make a valid will at 18.

      Wyoming requires "legal age," which is 18.

      Wyoming law · Wyo. Stat. § 2-6-101; § 14-1-101(a)

    • Can marry without a parent's consent

      A person can marry without a parent's or court's consent at 18.

      A 16- or 17-year-old who is emancipated or meets the right-to-contract test (W.S. 14-1-102) can marry without consent.

      Wyoming law · Wyo. Stat. 20-1-102(a)

    • Can vote

      The U.S. Constitution guarantees the right to vote at 18 in every federal, state and local election.

      Federal rule, applies in every state · U.S. Const. amend. XXVI, § 1

    • Must register with Selective Service (men)

      Men 18 through 25 who are U.S. citizens or live in the United States must register with the Selective Service System.

      Men admitted on a nonimmigrant visa are exempt while they keep that status (50 U.S.C. 3802(a)).

      Federal rule, applies in every state · 50 U.S.C. § 3802(a)

    • Can be called for state jury service

      A person can be called for state jury service from age 18.

      Wyoming law · Wyoming Judicial Branch, Jury Duty FAQ

    • Can be called for federal jury service

      Federal courts may call U.S. citizens 18 or older who have lived in the judicial district for a year.

      Federal rule, applies in every state · 28 U.S.C. § 1865(b)(1)

    • Charged as an adult by default (juvenile court age ends)

      Wyoming treats people 18 and older as adults; for minors the juvenile court shares jurisdiction with adult courts, so many minors can be charged in adult court.

      The district attorney decides where to file: misdemeanors, felonies by 17-year-olds and violent felonies at 14 or older may start in adult court; felonies under 13 stay in juvenile court (W.S. 14-6-203).

      Wyoming law · W.S. 14-6-201(a)(iii); 14-1-101(a)

    • Can buy a lottery ticket

      State law bars selling lottery tickets to anyone under 18.

      Wyoming law · Wyo. Stat. § 9-17-118(c)

  8. Age 21

    • Can drive a commercial truck across state lines

      Federal rules require drivers of commercial vehicles in interstate commerce to be at least 21.

      Federal rule, applies in every state · 49 C.F.R. § 391.11(b)(1)

    • Can buy tobacco or vapes

      Federal law bars any retailer from selling cigarettes, vapes or other tobacco products to anyone under 21, in every state.

      Federal rule, applies in every state · 21 U.S.C. § 387f(d)(5)

    • Can buy alcohol

      Federal highway funding law withholds funds from any state that lets anyone under 21 buy alcohol or possess it in public, so every state sets 21.

      Federal rules let states exempt possession (not purchase) for a religious purpose, with a parent, spouse or legal guardian 21 or older, for medical use, in private clubs, or in lawful employment (23 C.F.R. 1208.3).

      Federal rule, applies in every state · 23 U.S.C. § 158(a)

    • Under-21 credit card limits end (no cosigner or independent income needed)

      Under 21, a card issuer may open a credit card only with a cosigner or proof that you can repay on your own.

      Federal rule, applies in every state · 15 U.S.C. § 1637(c)(8)

  9. Age 25

    • Can serve in the U.S. House

      The Constitution sets 25 as the minimum age for the U.S. House of Representatives.

      Federal rule, applies in every state · U.S. Const. art. I, § 2, cl. 2

  10. Age 30

    • Can serve as governor

      Wyoming's constitution requires the governor to be at least 30 years old.

      Wyoming law · Wyo. Const. art. 4, § 2

    • Can serve in the U.S. Senate

      The Constitution sets 30 as the minimum age for the U.S. Senate.

      Federal rule, applies in every state · U.S. Const. art. I, § 3, cl. 3

  11. Age 35

  12. Age 62

  13. Age 65

    • Eligible for Medicare by age

      Medicare hospital insurance by age begins at 65 for people entitled, or who would be entitled, to Social Security or Railroad Retirement benefits.

      Federal rule, applies in every state · 42 U.S.C. § 426(a)

  14. Age 67

  15. Age 72

    • Can ask to be excused from jury service because of age

      From age 72, a person can ask to be excused from jury service because of age.

      The court decides whether to grant the request.

      Wyoming law · Wyo. Stat. § 1-11-104(a)

  16. Age 73

    • Retirement-account minimum withdrawals begin

      Required minimum distributions from traditional retirement accounts begin at 73 for people who turn 72 after 2022.

      Federal rule, applies in every state · 26 U.S.C. § 401(a)(9)(C)(v)

Rules with no set age in Wyoming

  • Rear-facing car seat age requirement ends: State law sets no rear-facing age; the car seat maker's limits govern when a child turns forward. Wyo. Stat. § 31-5-1303(a)
  • No work permit needed: This state does not require a work permit. Wyo. Stat. §§ 27-6-107, 27-6-108
  • Adult adoptee can get the original birth certificate: The original birth certificate is released only by court order; reaching an age gives no automatic access. Wyo. Stat. 35-1-417
  • Can pre-register to vote: Wyoming sets no fixed pre-registration age; a person may register if they will be 18 by the next election. W.S. 22-3-102(a)(ii)
  • Can vote in a primary if 18 by the general election: Voters must be 18 on primary day; 17-year-olds cannot vote in primaries. W.S. 22-3-102(a)(ii)

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