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Shown in black. Your personalized seal is on the stamp face.

Engineer stamps · Indiana

Indiana Professional Engineer Stamp

Your Indiana professional engineer stamp on the Trodat 4642 self-inking mount, personalized with your licensed name and number. Choose ink and matching extras below.

Self-inking · round

$29.95before optional extras

Personalized with your licensed details

  • Self-inking for repeated use
  • Open base for stamp placement
  • Replaceable, refillable internal pad
Customize your stamp

Add your details and see your seal preview.

View state seal requirements

Make it yours

Product Options and Custom Information

Enter your licensed details, then choose your ink and extras.

Your name as licensedRegisteredNo 000000State of IndianaProfessional Engineer
Preview — final layout follows the Indiana board format

Match the name on your Indiana registration certificate.

Match your certificate number; Indiana permits omitting its PE letters.

Ink Color:
Include a Digital File
Include An Extra Replacement Pad and/or Refill Ink
Trodat 4642 · black ink$29.95
Total
Personalized with your licensed details
$29.95

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Trodat 4642
$29.95
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Indiana professional engineer seal requirements

RuleIndiana State Board of Registration for Professional EngineersStatus
DesignFollow the illustrated round engineer seal: your name above, REGISTERED and your number inside with STATE OF INDIANA, and PROFESSIONAL ENGINEER below. A milled edge or the specified two concentric circles is permitted (864 IAC 1.1-7-2(a)–(b)).Verified
SizeThe outside diameter is generally between 1⅝ and 1⅞ inches. Plans carrying a seal of the specified size may be reduced if the seal remains legible (864 IAC 1.1-7-2(a)).Verified
Name and numberThe seal’s name and registration number must correspond to your registration certificate. The letters PE may be omitted from the certificate number (864 IAC 1.1-7-2(c)).Verified
Seal typesEmbossed, electronically applied and rubber-stamp seals are accepted when they follow the required design (864 IAC 1.1-7-2(b)).Verified
Signature and datePut your legally recognized signature and the date of sealing directly adjacent to the seal, not across it. The current rule accepts handwritten, electronic or other signatures recognized by Indiana law (864 IAC 1.1-7-3(b)).Verified
Current registrationUse the seal only while your registration is current and not suspended or revoked, on work prepared by you or your regularly employed, directly supervised subordinates. Keep the seal and signature legible (864 IAC 1.1-7-3(a)).Verified
Where to sealFor the specified governmental-review submissions, seal each drawing or plan page and the title page of specifications. Partial responsibility requires identifying the covered work below the signature and date (864 IAC 1.1-7-3(c)–(e)).Verified
Ink colorThe reviewed Rule 7 seal provisions do not specify an ink color. Water-based stamp ink is unsuitable for glossy paper or Mylar.Verified

Sources: Indiana 2026 Administrative Code, 864 IAC 1.1-7-2 through -4 · Indiana Professional Licensing Agency, engineering board · read at source 2026-09-08. Unverified rows are shown as unverified, never guessed.

An Indiana professional engineer stamp for your registered identity

Your Indiana professional engineer stamp combines the Trodat 4642 self-inking mount with a seal personalized for your registration. Enter the name and number that correspond to your Indiana certificate, choose the ink, and select any matching extras. This page is for that single physical stamp model. The product photographs show its housing, while the preview lets you check the licensed text.

Indiana’s Rule 7 connects the seal and signature with responsibility for the engineering work. Use the seal only while the registration is current and has not been suspended or revoked. The rule limits its use to documents prepared by the registrant or by their regularly employed, directly supervised subordinates. Purchasing the stamp does not confer a registration or extend an existing one.

What belongs on an Indiana professional engineer seal

The official illustration has the registrant’s name above, Registered inside, a number identified by No, State of Indiana within the circle and Professional Engineer around the lower edge. The rule permits the illustrated milled edge or two concentric circles corresponding to its edges. Your actual licensed name and registration number replace the sample identity in the drawing.

The Indiana professional engineer stamp must carry a name and number corresponding to the registration certificate. Indiana expressly permits leaving the letters PE out of the certificate number. Check the remaining digits carefully. A stamp for a colleague needs that colleague’s registered identity, so a quantity increase on this order should only be used for additional copies of the same personalized seal.

The outside diameter is generally between 1⅝ and 1⅞ inches under 864 IAC 1.1-7-2(a). Plans containing a seal of the specified size may be reduced if the seal stays legible. The rule therefore includes a qualification rather than an absolute ban on every smaller reproduced mark. The housing’s capacity and the finished personalized seal diameter are also different measurements; the exact die diameter is not reported in this product’s listing.

Indiana requires the signature and sealing date directly adjacent to the seal, not across it. Keep room beside the impression for both. The date is the date the seal is affixed to that document, so this order does not permanently engrave today’s date. Both the seal and signature must remain legible on the finished document.

The self-inking mount for an Indiana PE stamp

The Trodat 4642 carries its ink pad inside the housing. It supports repeated stamping without moving to a separate pad between impressions. Its open base helps with placement, and nonslip pads assist alignment. The internal pad is replaceable and refillable, allowing the same personalized housing to be maintained with the supplies offered for this model.

Choose Black, Pink, Red, Purple, Blue, Orange, Green, Dry or Brown in the form. Dry is the uninked option. Indiana’s reviewed Rule 7 provisions do not specify an ink color. The supplied ink is water based and will not dry on glossy paper or Mylar, according to the product information. Check the document surface before planning to use it there.

Ordering the PE stamp Indiana engineers use

Enter the licensed name first, followed by the registration number. Review the name, initials and number in the live text preview and in the form. The caption explains that the final layout follows the Indiana board format. Choose the quantity for this identity and use special instructions for relevant production details. The running total reflects the selected stamp quantity and extras.

You can add a digital file containing JPG and PDF versions of your Indiana professional engineer stamp. The other optional extras are a 1 oz refill bottle, an extra replacement pad, and a pad-and-ink combination. Each is an independent checkbox. Selecting the combination and an individual pad or bottle requests those additional supplies; choose the items you intend to receive.

This exact order form does not collect an expiration date or an engineering discipline. Its personalization fields are the registrant name and license number. Your Indiana engineer seal stays associated with those licensed details, the chosen ink and this Trodat 4642 model throughout the order, including its matching accessories.

Electronic sealing and identifying your responsibility

Indiana accepts embossed, rubber-stamp and electronically applied seals conforming to the required design. The current 2026 rule permits an original handwritten, electronic or other signature recognized under Indiana law. It defines an electronic signature by its association with the electronic record and the signer’s intent. Older compilations that say electronic signatures are prohibited do not reflect the current wording reviewed here.

The digital artwork add-on supplies the seal image for your Indiana professional engineer stamp. You still need to apply an appropriate signature and the date directly beside it. A JPG or PDF image alone does not establish the engineer’s intent to sign a particular record.

For the governmental-review submissions described in Rule 7, the engineer in responsible charge seals each drawing or plan page and the title page of specifications. An engineer responsible for only part of the work seals the relevant pages and identifies that part below the signature and date. Section 7-4 connects the seal and signature with acceptance of responsibility, subject to another registrant’s properly identified limited portion.

Indiana engineer stamp questions

Do I sign across an Indiana PE seal?
No. Put the signature and the date of sealing directly adjacent to the seal, not across it. Keep both the seal and signature legible. This placement is specifically stated in 864 IAC 1.1-7-3(b).
Must the letters PE appear in my Indiana seal number?
The seal name and number must correspond to your registration certificate, but section 7-2(c) permits omitting the letters PE from that number. Enter the correct remaining registration digits when using that option.
Can I use an electronic signature with an Indiana engineer seal?
The current rule permits original handwritten, electronic or other signatures recognized under Indiana law. It still requires the date and signature directly beside the seal. The optional seal files provide artwork, not a completed signature for your document.
Can plans with an Indiana professional engineer stamp be reduced?
Yes. Rule 7-2(a) permits reducing plans that contain a seal of the specified size if the seal remains legible. Its stated general outside-diameter range for the seal is 1⅝ to 1⅞ inches.
How do I show that I am responsible for only part of a project?
Follow section 7-3(d)–(e): seal the drawing or plan pages and specification title pages where your work appears, and describe the covered design below your signature and date. The rule gives a sample scope statement for this purpose.