# Cash price, list price and what a price leaves out

Lesson 3 of [Read an MRI price listing](https://mriprices.fyi/academy/read-an-mri-price-listing.md), 16 minutes.

The federal rule The federal hospital price transparency rule is 45 CFR Part 180. It took effect in January 2021. It tells hospitals to publish their standard charges in a machine-readable file. The file gives five kinds of standard charge for each item and service: - the gross charge, which is the…

The rest of this lesson is for learners enrolled in the course. [See how Read an MRI price listing works](https://mriprices.fyi/academy/read-an-mri-price-listing.md).

Also on the [web page](https://mriprices.fyi/academy/read-an-mri-price-listing/cash-price-and-list-price).