Montana Notary Seals Listed below are stamps that satisfy the requirements for an official Notary seal in the state of Montana. Sort By Featured Price (Low/High) Price (High/Low) Products (A/Z) Products (Z/A) Style StampDetails Use on any document that requires your official Notary seal. The transparent stamp chamber allows you to easily position your Notary seal impression exactly where you want it on the document. Guaranteed for the length of your state's commission term. Uses refill ink cartridges for Trodat Printy 4915.