## Material Requisition Note (MRN)
Also called: Material Requisition Slip.
### Definition
A voucher of authority used to request and withdraw materials from the store.
### Key facts
| Aspect | Detail |
|---|---|
| Prepared by | Usually the production department, based on the BoM / Material Requisition List |
| If no BoM exists | The planning department or the requesting department prepares it |
| Purpose | Ensures materials are issued in an authorised and recorded manner |
| Shared with | Both Store and Cost/Accounting departments for recordkeeping and costing |
| Format | Varies by industry, MIS, and accounting system |
### Bill of Materials vs. Material Requisition Note
| Bill of Materials | Material Requisition Note |
|---|---|
| Prepared by engineering/planning dept. | Prepared by production or other consuming dept. |
| Complete schedule of components & raw materials for a job/work order | A document asking the storekeeper to issue materials |
| Can serve as / replace a material requisition | Cannot replace a bill of materials |
| Can be used for quotations | Useful for arriving at historical cost only |
| Helps keep quantitative control on materials drawn | Shows material actually drawn from stores |
> Memory hook: BoM = the plan (standard, forward-looking, can quote). MRN = the action (authority to issue, records actuals).