If your child is in diapers and enrolled in a licensed infant/toddler daycare program, wiping and diapering are part of the service. Licensed programs are legally required to maintain hygiene standards, which includes handling all elimination care. You should receive a diaper report at pickup, and staff should be trained in safe diapering procedures.
If your child is in active potty training and still has accidents during this age range, daycare should be handling cleanup. A good program will actively coordinate with you on the training approach so everyone's consistent.
This is where it gets more complicated. Many preschool programs expect children to have basic toilet independence — including wiping — as a condition of enrollment. In practice:
The honest answer: policies vary enormously by center, age group, and state licensing requirements. Ask directly at enrollment. "What happens if my child needs help wiping after a bowel movement?" is a completely reasonable question and a good early childhood program should have a clear answer.
At this level, the expectation is full independence. School staff are generally not permitted to wipe children unless the child has a documented medical or developmental need and an IEP or 504 plan that specifies toileting support. If your child regularly needs help wiping at this age, it's worth working on that skill specifically before school starts — or consulting your pediatrician if there's a physical reason it's difficult.
Making the daycare-home handoff easier: One way to maintain consistency across settings is a child-worn timer that works the same way everywhere. The Benny Bradley's Potty Training Watch gives kids a consistent reminder that follows them from home to daycare to grandma's house — the same vibration and light, no matter who's watching them. Available for girls and boys, or as a bundle with a board book.