- The Short Answer: Certified Temporary-Staffing Specialist
- Why the Acronym Causes Confusion
- Who Issues the Credential
- What the Credential Covers
- How the Examination Works
- Registration, Retests and Renewal
- Who Can Sit for It
- Where the Title Gets Used
- Sequencing Your Preparation Around the Content
- Frequently Asked Questions
- CTS here means Certified Temporary-Staffing Specialist, a credential administered by the National Association of Personnel Services (NAPS).
- The exam has 150 questions in 2 hours, and 113 correct answers are required to pass.
- Registration costs $300 for NAPS members or $600 for nonmembers, including the legal manual, exam and certificate.
- Preparation topics center on legal compliance: discrimination, contracts, ADA, family leave, drug testing and joint employer issues.
The Short Answer: Certified Temporary-Staffing Specialist
On this site, CTS stands for Certified Temporary-Staffing Specialist. It is a professional credential for people who work in the temporary-help and staffing industry, awarded through the National Association of Personnel Services (NAPS). The designation signals that the holder has studied the legal and operational rules that govern placing temporary workers with client companies, and has passed a timed examination demonstrating that knowledge.
If you landed here looking for a different meaning of those three letters, the next section explains why that happens. If you are here for the staffing credential, the rest of this article walks through exactly what it covers, how the exam is built, and what it costs. For a broader orientation, you can also read our companion explainers on what CTS is and what CTS certification involves.
Why the Acronym Causes Confusion
Three-letter acronyms get reused constantly, and "CTS" is a heavily recycled one. Several unrelated professional credentials and technical terms share it, and search engines will happily mix them together. That is the reason a definition page like this one is worth having: it pins the meaning down.
A practical test: if the material you are reading mentions staffing firms, temporary employees, client companies, or employment law as it applies to placing workers, it is talking about the credential covered here. If it discusses something else entirely, you are in a different corner of the alphabet soup. Our short pieces on CTS meaning and what CTS means cover the same ground from slightly different angles.
Who Issues the Credential
The National Association of Personnel Services is the trade association behind the credential. NAPS administers the online examination through its Certification Center. It also offers an optional Certification Immersion Class (CIC), an in-person format where the examination is taken with paper and pencil rather than online.
Two things about the program's structure are worth knowing early:
- NAPS membership is not required. Nonmembers can certify; they simply pay a higher fee schedule.
- There is no length-of-service requirement. You do not need a set number of years in the industry before registering.
- Candidates must accept NAPS ethical standards and program rules. This is a condition of participation, not a separate test.
The study material itself is a legal manual that is bundled into registration. NAPS updates both the manual and the examination annually, though the public descriptions do not identify a specific current manual edition, so confirm with NAPS which version you receive when you register.
What the Credential Covers
The substance of the CTS is compliance knowledge. A temporary-staffing professional sits at an unusual legal intersection: the staffing firm employs the worker, but the client directs much of the daily work. That split creates exposure under discrimination law, leave law, disability law and wage-and-hour rules, and the CTS preparation material is built around those pressure points.
NAPS's public FAQ and manual description list ten preparation topics. These are unweighted curriculum areas rather than an official exam blueprint, and no formal weighted blueprint has been published, so treat the list as a map of what to study rather than a percentage breakdown. For a deeper walk-through, see our complete guide to all 10 CTS content areas.
Domain 1: Laws of Discrimination
The foundation of the whole program. Candidates need to understand how anti-discrimination rules apply when a staffing firm recruits, assigns and removes workers.
- Protected classes and how bias can enter assignment decisions
- Client requests that would create liability if honored
Domain 2: Application and Interview Practices
What you may and may not ask, record and consider when evaluating applicants.
- Lawful versus risky interview questions
- Consistency in documenting applicant decisions
Domain 3: Contracts
The agreements that define the relationship among the staffing firm, the client and the temporary worker.
- Client service agreements and the obligations they allocate
- Terms that shift or retain risk between parties
Domain 4: Employer/Employment Definitions
Who counts as the employer, and what makes someone an employee. These definitions drive nearly every other compliance question.
Domain 5: Screening and Selection of Temporary Workers
How candidates are vetted and matched to assignments, and where screening practices create legal risk.
Domain 6: Laws Unique to Temporary Services Work
Rules that apply specifically because the work is temporary and triangular, distinct from general employment law.
Domains 7 through 10: Family Leave, ADA, Drug Testing, Joint Employer
The manual description adds these four topics to the core six.
- Family leave: how leave obligations interact with short-term assignments
- ADA: accommodation duties and the staffing firm's role alongside the client
- Drug testing: permissible programs and the procedural risks around them
- Joint employer: when the staffing firm and client share legal responsibility for a worker
One note on the manual: discrimination and contracts appear in both the FAQ list and the manual description, so they are counted once here. That is why the topic count lands at ten.
How the Examination Works
The CTS exam is a single timed test with a fixed number of questions and a fixed passing count, which makes the math simple.
| Feature | CTS Detail |
|---|---|
| Questions | 150 |
| Time allowed | 2 hours |
| Question types | Multiple-choice, true/false, and case-based multiple-choice |
| Correct answers needed | 113 |
| Stated passing level | Described by NAPS as 75% |
| Delivery | Online through the NAPS Certification Center; paper-and-pencil at the optional Certification Immersion Class |
Two minutes per question is the rough budget, but the mix matters. True/false items go fast; case-based items require reading a scenario and applying a rule, which eats time. Candidates who rehearse only definitions tend to be surprised by the scenario questions, since those test whether you can spot the legal issue embedded in a staffing situation.
For a closer look at the threshold, our article on the CTS passing score breaks down what 113 correct answers means in practice, and how hard the CTS exam is discusses where candidates tend to struggle.
Registration, Retests and Renewal
Registration is a single bundled fee that includes the legal manual, the examination and the certificate. NAPS members pay less than nonmembers, and retests are priced separately.
| Item | NAPS Member | Nonmember |
|---|---|---|
| Registration (manual, exam, certificate) | $300 | $600 |
| Retest | $150 | $300 |
| Annual renewal | $35 (individual at a member firm) | $50 |
The membership math is worth running before you register. For many candidates, the nonmember premium on registration is large enough that joining NAPS first deserves a look, though you should check current membership dues directly, since they are not part of the figures above. Our CTS certification cost breakdown lays out the full picture.
Keeping the credential active
The certificate is not a one-time event. Holders must complete 20 contact hours (2.0 CEUs) each year, and 17 of those hours must be NAPS-approved content. The annual renewal fee is due on the anniversary of your examination. Because the exam and manual are updated yearly, the continuing-education requirement is partly what keeps the credential current with changing employment law.
Who Can Sit for It
Eligibility is the one area where NAPS's own public pages do not line up neatly, and it is better to say so plainly than to paper over it.
- The current CTS certification page extends access to HR professionals and hiring managers, which suggests a broader audience than staffing-firm employees alone.
- The Certification Program Rules page still describes a requirement to be a currently employed, full-time owner, partner, manager or employee in the temporary-service business.
Key Takeaway
Because these two pages disagree, confirm your eligibility with NAPS directly before paying the registration fee, especially if you work in HR or hiring at a client company rather than inside a staffing firm. Our CTS requirements guide covers the details.
Where the Title Gets Used
The credential is aimed at people whose daily work touches temporary labor. That includes owners, partners and managers of staffing firms, the recruiters and account managers who place workers, and compliance-minded staff who field questions about leave, accommodation and screening. Per the current NAPS page, HR professionals and hiring managers who work with temporary labor are also in the intended audience.
Employers value it as a compact signal that someone understands the legal traps specific to staffing. A recruiter who can explain joint-employer exposure or why a client's request is a discrimination risk is more useful on day one than one who cannot. For a look at how the title appears in job postings, see CTS jobs, and for the financial side, our CTS salary guide and analysis of whether CTS is worth it weigh the return on the registration cost.
Sequencing Your Preparation Around the Content
Because the material is a legal manual rather than a skills test, the order in which you study matters more than the total hours. Definitions should come before applications: you cannot reason about joint-employer risk until you are solid on who counts as an employer. Here is one way to sequence an eight-week plan around the ten topics.
Foundations
- Employer/employment definitions (Domain 4)
- Laws of discrimination (Domain 1)
Hiring-side practices
- Application and interview practices (Domain 2)
- Screening and selection (Domain 5)
- Drug testing (Domain 9)
Obligations during assignments
- ADA (Domain 8) and family leave (Domain 7)
- Laws unique to temporary services work (Domain 6)
Risk allocation and rehearsal
- Contracts (Domain 3) and joint employer (Domain 10)
- Timed practice runs at 150 questions in 2 hours
Contracts and joint employer are saved for last because they pull from everything else: a contract clause only makes sense once you know which laws it is allocating risk around. Finish with full-length timed runs, since pacing across 150 questions is a skill of its own. Our CTS study guide expands on this approach, the CTS cheat sheet works well for final review, and you can pressure-test your recall with the CTS practice tests on the main site.
Frequently Asked Questions
It stands for Certified Temporary-Staffing Specialist, a credential administered by the National Association of Personnel Services (NAPS) for professionals in the temporary-help industry.
No. Several unrelated credentials and technical terms share the acronym. This article and this site cover only Certified Temporary-Staffing Specialist, so facts here should not be applied to any other "CTS."
The exam has 150 questions in 2 hours. You need 113 correct answers to pass, which NAPS describes as 75%. Question types include multiple-choice, true/false and case-based multiple-choice.
Registration, which includes the legal manual, the exam and the certificate, is $300 for NAPS members and $600 for nonmembers. Retests are $150 and $300 respectively. See our full cost breakdown for details.
Complete 20 contact hours (2.0 CEUs) annually, with 17 hours from NAPS-approved content, and pay the annual renewal fee of $35 for individuals at member firms or $50 for nonmembers, due on your exam anniversary.
Now that the acronym is settled, the practical next step is to check your eligibility with NAPS and begin working through the ten topic areas, starting with the employer definitions that underpin everything else. When you are ready to test yourself against the real format, head to the main practice test site.