Immunizing the Volunteers Who Serve the Most Vulnerable: A Nonprofit Leader’s Guide (2026)

If your volunteers hold babies in a church nursery, coach a youth team, staff a summer camp, tutor after school, or sit with residents in memory care, you already carry a quiet responsibility: the people they serve are the least able to protect themselves from a preventable illness. Background checks and identity verification protect against bad actors. Immunization protects against something just as real — the ordinary spread of vaccine-preventable disease among people who can least afford to catch it.

This guide is written for nonprofit and ministry leaders who want to do right by the children and seniors in their care, fairly and lawfully. We’ll cover why it matters, what the law does and doesn’t require, how to build a respectful immunization step into onboarding, and how VolunteerBadge now lets you collect a verified immunization record at no additional cost.

Why immunization matters most where you serve

Two groups of people depend heavily on the health of the adults around them: the very young and the very old. Infants are often too young to be fully vaccinated. Older adults — especially in congregate settings like senior centers, assisted living, and hospice — have weaker immune responses. Add anyone who is immunocompromised, and you have communities where a single preventable infection can spread quickly and cause serious harm.

Public-health authorities have long recommended that people who work closely with these groups stay current on routine vaccines. The CDC maintains adult immunization schedules and specific guidance for those who care for infants and for staff in long-term care. The American Academy of Pediatrics similarly emphasizes vaccination for adults around children. The principle is simple: healthy adults are part of the wall of protection around a vulnerable person.

The settings where it counts

• Child- and youth-serving programs — nurseries, Sunday school, tutoring, mentoring, youth sports, and camps.
• Schools and early childhood — where volunteer immunization expectations often mirror staff requirements.
• Senior and elder care — senior centers, assisted living, memory care, and home-visitation programs.
• Hospice and healthcare-adjacent nonprofits — where volunteers may be near medically fragile people.

Which immunizations typically come up

The specifics depend on your setting and local guidance, but the vaccines most often discussed for adults who serve vulnerable people include seasonal influenza, Tdap (which protects against pertussis — “whooping cough” — a serious danger to infants), MMR (measles, mumps, rubella), varicella (chickenpox), and COVID-19. Some healthcare-adjacent settings also ask about hepatitis B and a tuberculosis screening (a TB test is a screening, not a vaccine). Always defer to the current CDC schedules and any state or facility rules that apply to your program.

What the law requires — and what it doesn’t

There is no single national rule for volunteer immunization. Requirements come from a patchwork of state laws, licensing rules for certain facilities (like healthcare and some childcare settings), and each organization’s own policy. That means much of what you do is your choice — which is exactly why doing it thoughtfully matters.

If you do request or require immunization information, a few legal guardrails apply:

• Reasonable accommodations and exemptions. Under the ADA and Title VII, you generally must consider medical and sincerely-held religious exemptions and provide reasonable accommodations, rather than applying a blanket rule.
• Don’t use health information to discriminate. Immunization status shouldn’t become a backdoor for excluding people based on disability or other protected characteristics.
• Keep health information confidential and separate. Treat it as sensitive, limit who can see it, and don’t mix it into unrelated records.
• It is not a background check. Immunization is a health matter, entirely separate from a criminal background check or consumer report.

The old way: paper cards no one can trust

Until recently, “collecting immunization records” meant a shoebox of paper cards, phone photos, and PDF attachments — none of which anyone could actually verify. Cards get lost. Photos get edited. Staff spend hours chasing documents they can’t confirm are real. It’s friction for the volunteer and false confidence for the organization.

The new way: SMART Health Cards

A SMART Health Card is the open, national standard for a digital vaccine record: a QR code that is cryptographically signed by the organization that issued it. Because it’s signed, anyone can confirm it’s authentic and unaltered — without phoning the issuer.

• Widely available and free. Over 400 issuers — state health departments, pharmacies like CVS and Walgreens, hospitals, and health systems — issue them, per the VCI issuer directory.
• Already in millions of hands. More than 150 million Americans can access one, according to The Commons Project.
• Volunteer-controlled. The volunteer holds the card and chooses when to share it.

In other words: the infrastructure for verifiable immunization records already exists, it’s free to your volunteers, and it’s built on an open standard — no proprietary lock-in.

How to add a respectful immunization step to onboarding

1. Write a short, fair policy. Say which roles it applies to, which records you request, and how exemptions and accommodations work.
2. Make it a request, not a trap. Ask for the record as one step of onboarding, and let volunteers who can’t or won’t share still be considered through your exemption process.
3. Collect it verifiably. Ask for a SMART Health Card so you know the record is genuine, instead of an unverifiable photo.
4. Keep it private and separate. Store it apart from other records, limit access, and never fold it into a background check.
5. Document exemptions and accommodations the same way you document the records themselves.

How VolunteerBadge does it — free

VolunteerBadge now lets you collect a verified immunization record as part of the same flow you already use for identity verification and a $5 background check — at no additional cost.

• Turn on one toggle in Settings → Health.
• Volunteers get an optional step in their application to attach a SMART Health Card — upload the QR image or paste the code. If they don’t have one, we show them how to get it free.
• VolunteerBadge verifies the issuer’s digital signature in seconds and shows a “Verified” immunization card on the volunteer’s profile.
• It’s kept completely separate from the background-check report — a health record is not, and never becomes, a consumer report.

See how SMART Health Card verification works → · Why immunize volunteers → · The flu & COVID statistics →

The bottom line

Protecting vulnerable people is about layers: the right people (background checks), confirmed to be who they say (identity verification), and — where it matters — healthy enough to serve safely (immunization). SMART Health Cards finally make that last layer verifiable and free, and VolunteerBadge brings all three into one profile. If you serve children or seniors, it’s worth turning on.

Ready to offer it? Create a free VolunteerBadge account, or if you already have one, flip it on in Settings → Health. Volunteers can learn how to get their card in our SMART Health Card guide.