MO Cosmetology study materials
MO Cosmetology study resources

Lapsed License, a Minor, and a Booth Renter in a Missouri Salon

MO Cosmetology · Put your knowledge to work in context.

All case studies

Lapsed License, a Minor, and a Booth Renter in a Missouri Salon

You manage a Missouri salon. On Monday morning you learn that: (1) stylist Renee's cosmetology license expired last month and her renewal is still pending with the state; she has a full book of clients today. (2) The front desk booked Alyssa, 15, for a double-process lightening to platinum. (3) Booth renter Carla keeps her own shears and nippers but uses the salon's shampoo sink, color bar, and disinfection station; she says sanitation 'is the salon's job.' (4) A chair renter asks whether her friend, who holds no license, can 'just do shampoos and blow-dry finishes' on Saturdays for tips. (5) A client asks to see the salon license and the sanitation rules. The salon license is current and posted, a state inspection could happen at any time, and the owner is out of town until Friday.

1. Renee's license lapsed last month while her renewal is pending. Can she take clients today? What do you do and what do you document?

Read the worked answer

No. She comes off the floor until an active license can be verified.

A pending renewal is not a license. In Missouri, cosmetology and barbering are regulated under Chapter 329, RSMo, by the state board, and practicing on a lapsed or inactive license exposes both Renee and the establishment to discipline. 'The check is in the mail' is not a defense.

Steps: look her up in the state's online license verification to confirm the exact status and expiry date; screenshot or print the result and date it. If the status is expired or inactive, cancel or reassign her clients, explain briefly and professionally to each one, and offer a rebooking. Help her contact the board about expedited renewal or reinstatement, and confirm in writing when she may return. Log the date, the verification result, who was notified, and which clients were moved.

Judgement point: a manager who 'lets it slide until Friday' converts a clerical problem into unlicensed practice - and the salon's posted license does not cover an individual practitioner who is not licensed.

2. Alyssa is 15 and booked for a double-process lightening. What must be settled before any product is mixed?

Read the worked answer

Consent, suitability, and a patch test - in that order - before the developer is opened.

  • Consent: confirm the salon's written policy on minors and chemical services and follow it exactly. Best practice is written parental or guardian consent plus a contact number, and many salons require the guardian present for the first chemical service. If the salon's policy is unclear, treat that as a stop sign until the owner confirms - a 15-year-old cannot consent to a service on her own behalf in any practical sense.
  • Suitability: a double-process lightening on a minor is a high-risk, high-maintenance, high-lift service. Assess her natural level, her history (box color, henna, prior lightening), and her scalp. If there is any metallic or unknown history, do a test strand and an incompatibility check first.
  • Patch test: perform the manufacturer's patch test at least 24–48 hours ahead for any color line that requires one, and document the result.
  • Consultation: explain the maintenance burden, cost, and the realistic result on her hair; offer a less aggressive alternative.

If the guardian cannot be reached, reschedule. The service is not urgent; an adverse reaction on a minor is.

3. Sort out responsibility for sanitation between the salon and booth renter Carla, and answer the chair renter's question about her unlicensed friend.

Read the worked answer

Sanitation is not divisible by 'whose sink it is' - every licensee is accountable for the tools they use and the services they perform.

Carla is an independent licensee. She is responsible for cleaning and disinfecting her own implements and for the sanitation of her station and services, even though she uses the salon's sink and disinfection station. The salon owns the common areas, the shared disinfection station, the supply of approved disinfectant, and the establishment license - so the salon is responsible for maintaining that station, keeping solutions correctly diluted and dated, and having written sanitation procedures. Best practice is a signed booth rental agreement that spells out who cleans what, plus periodic documented checks. If a violation is found at Carla's station, both she and the establishment can face consequences, so 'the salon's job' is both wrong and expensive.

The unlicensed friend: no. Shampooing and blow-drying are within the scope of cosmetology in Missouri; an unlicensed person performing them for pay is unlicensed practice, and the salon and the renter who arranged it can be disciplined. Tell the renter plainly, put it in writing, and offer the alternative - the friend can be hired only after obtaining a license, or she can apprentice under a proper program.