Reference Source

SD

For SD, learner minimum age is 14; mandatory holding period is 9 months (6 months with driver education); supervised driving hours is 50 hours, 10 of which must be at night and 10 of which must be during inclement weather; intermediate minimum age is 14, 9 months (14, 6 months with driver education); nighttime restriction is 10 p.m.-6 a.m, verified against its source on 2026-08-05.

State
SD
Learner minimum age
14
Mandatory holding period
9 months (6 months with driver education)
Supervised driving hours
50 hours, 10 of which must be at night and 10 of which must be during inclement weather
Intermediate minimum age
14, 9 months (14, 6 months with driver education)
Nighttime restriction
10 p.m.-6 a.m.
Passenger restriction
first 6 months—no passengers; thereafter—no more than 1 passenger younger than 18
Night restriction lifted
age 16
Passenger restriction lifted
licensed for 6 months or age 16, whichever occurs first (min. age: 15, 6 mos.)
Sourceiihs.org
Verified2026-08-05
Review by2027-08-05
DatasetUS graduated driver licensing requirements by state

What the source says

SD | 14 Footnote 66 | 9 months (6 months with driver education) | 50 hours, 10 of which must be at night and 10 of which must be during inclement weather | 14, 9 months (14, 6 months with driver education) | 10 p.m.-6 a.m. | first 6 months—no passengers; thereafter—no more than 1 passenger younger than 18 | age 16 | licensed for 6 months or age 16, whichever occurs first (min. age: 15, 6 mos.)

iihs.org, retrieved 2026-08-05

Source

Last verified against source: 2026-08-05. Scheduled for re-check by: 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.