To become an ordained minister in Illinois, you go through a religious organization, not the state. Illinois does not issue minister licenses, run an approval process for clergy, or keep a registry of officiants. You choose an ordaining body, meet its requirements, and receive credentials from it. If your goal is to perform weddings, the legal bar is short: 750 ILCS 5/209 requires only that the officiant be “in good standing” with a religious denomination, Indian Nation or Tribe, or Native Group. No state exam, no county registration, no waiting period on your end.
Pick an Ordaining Organization
Your choice of organization decides what you’ll need to do, how long it takes, and how your credentials are perceived later. There are two realistic paths.
Traditional Denominations
Established churches, synagogues, mosques, and similar bodies have structured ordination paths. These usually involve formal theological study, mentorship under existing clergy, and evaluation by a governing board. The Assemblies of God, for instance, has applicants contact their district council, complete an application, and appear before a credentials committee. The American Baptist Churches treat ordination as a discernment process led by the local congregation together with associated churches. These paths can take years. The credentials they produce are recognized without question.
Online Ministries
Organizations such as the Universal Life Church and American Marriage Ministries offer free or low-cost ordination that can be completed in minutes through a website. They are legitimate religious organizations, and their ministers meet the “in good standing” requirement in Illinois as long as the ordaining body considers them to be in good standing. Most Illinois county clerks accept online ordination credentials without issue.
Illinois law also builds in a safety net: even if the person who solemnized a marriage turns out not to have been legally qualified, the marriage is not invalidated as long as either spouse believed the officiant was qualified. If you plan to serve as clergy beyond the occasional wedding, though, a traditional ordination carries more weight with congregations, venues, and other institutions.
The Ordination Process
The specific steps depend on the organization, but the two paths look very different in practice.
For an online ministry, you fill out a form with your name and contact information, affirm that you want to be ordained, and submit. Some charge a small fee for a physical credential packet with a certificate, a letter of good standing, and a wallet card, though the ordination itself is often free. You’ll usually get digital confirmation immediately and physical documents by mail within a few weeks.
For a traditional denomination, expect much more. You’ll typically submit a formal application, provide a statement of faith or testimony, supply character references, and sometimes complete a background check. Many denominations require theological coursework or seminary education. The ordaining body reviews your application and may interview you before a credentials committee. On approval, the organization issues credentials confirming your ordination and standing.
Either way, keep your ordination certificate and any letter of good standing somewhere safe. Some Illinois county clerks ask to see proof of ordination when the couple brings in the completed marriage license, even though state law doesn’t formally require it.
What Illinois Requires of You as an Officiant
Once you’re ordained and in good standing, you’re legally authorized to perform weddings anywhere in Illinois. There is no separate officiant license, no county registration, and no state database you need to join. Illinois does not require you to be a resident either. If you’re ordained and in good standing with your religious organization, you can travel into Illinois to perform a ceremony.
Illinois law also protects your right to say no. No religious denomination, and no minister acting as a representative of one, is required to solemnize any marriage. A refusal cannot be the basis for any civil, administrative, or criminal penalty.
One boundary worth naming: the ordained-minister path is for religious officiants. Illinois also authorizes judges, certain public officials, and (in Cook County) the county clerk to solemnize marriages under 750 ILCS 5/209, and it allows some religious traditions to marry couples without any single officiant at all. If you’re not going the religious route, ordination isn’t the tool you need.
How to Actually Perform the Wedding
The couple is responsible for getting the marriage license from a county clerk’s office before the ceremony. Illinois has a one-day waiting period after the license is issued before the marriage can be solemnized, and the license is valid for 60 days. Before you begin the ceremony, confirm the couple has a valid license in hand. You don’t need to apply for anything yourself.
After the ceremony is where mistakes actually happen. You must complete the certificate portion of the marriage license and return the original to the county clerk’s office within 10 days. The statute puts that duty squarely on the person who solemnized the marriage. Missing the deadline does not void the marriage, but it can create real problems for the couple when they need an official marriage record for a name change, insurance enrollment, tax filing, or immigration purposes. File on time.
Staying in Good Standing
Ordination isn’t always permanent. Some online ministries treat your ordination as lifelong with no renewal. Traditional denominations more often require ongoing participation: annual reporting, continuing education, adherence to a code of conduct, or active involvement in the denomination’s community.
This matters legally, not just spiritually. The Illinois statute requires the officiant to be in good standing with the religious denomination at the time of the ceremony. If your organization revokes your credentials or moves you to inactive status, your authority to solemnize marriages goes with it. Know your organization’s renewal rules and keep your credentials current.
Tax Rules if You Earn Ministerial Income
If you take payment for officiating, or you eventually work as clergy for a congregation, federal tax law treats ministers differently from other workers. A few points are worth knowing early.
Dual Tax Status
Ministers occupy an unusual position in the tax code. For income tax purposes, a minister employed by a church is generally treated as a common-law employee, and their salary counts as wages. For Social Security and Medicare purposes, those same ministerial earnings are treated as self-employment income under the Self-Employment Contributions Act. Even if you receive a W-2 from a church, you pay self-employment tax on your ministerial income using Schedule SE rather than having FICA withheld.
Fees you receive directly from individuals for performing weddings, baptisms, or similar personal services are self-employment income for both income tax and SECA purposes, whether or not you also work for a church.
Housing Allowance
Ordained ministers can exclude from gross income either the rental value of a home provided by the employer or a housing allowance paid as part of compensation. The exclusion for a housing allowance is limited to the lesser of the amount actually used to provide a home or the fair rental value of the home, including furnishings and utilities. The exclusion applies only for income tax purposes; self-employment tax is still owed on the allowance. The church or employing organization must designate the housing allowance in advance for the exclusion to apply. A self-employed minister cannot designate one for themselves.
Opting Out of Self-Employment Tax
Ministers who are conscientiously opposed to accepting public insurance benefits on religious grounds can apply for an exemption from self-employment tax by filing IRS Form 4361. The exemption is available to ordained, commissioned, or licensed ministers, members of religious orders who haven’t taken a vow of poverty, and Christian Science practitioners. You must file by the due date of your tax return, including extensions, for the second taxable year in which you have net self-employment earnings of $400 or more from ministerial services. Miss that window and the exemption is gone permanently. IRS Publication 517 covers the details.