This test is still open for enrollment via credit card only. Please select credit card as the payment method during the checkout process if your order includes any Late Order Purchase (LOP) tests.

These tests are designed solely for the examination and comparison of handwriting. Participants are provided with high resolution images of one or more questioned entries and a series of exemplar writings for examination. Results are reported using a 5-point scale of conclusions. The samples are available in a choice of physically printed images or as a digitally downloadable file.

The images are the same for all formats.

Test 5241 consists of physically printed images.

Response forms for Tests 5241 and 5245 are only available on www.cts-portal.com as well as the test samples for Test 5245. The information necessary to access the test materials will be provided via e-mail to the primary contact on file on the day of the test release.

This test is included on CTS' Scope of Accreditation to ISO/IEC 17043.

Test materials ship/are made available in September. All formats are released at the same time and contain the same images; reporting aspects of all formats are also combined.

LOP Enrollment deadline: 1 August 2025