I'd second between 100 and 200. Commissions in general should run higher than something you might make in your own time. I think around 120 or so is plenty reasonable for a piece of that size.
Often, an institution, organization or gallery will have its own template for agreements and will provide the artist with a contract to be reviewed and signed. On the other hand, if you are commissioned for a private artwork, for example, you might need to draw up and provide your own contract.
Contracts like an artist agreement help avoid miscommunications and confusion over the rights and responsibilities of both parties involved. Artist agreements typically include availability expectations, performance markers, and licensing or ownership rights of the works created during the partnership.
Writing an Artist's Statement? Start with These Questions What does your work look like? What are its physical properties? How does it exist in space? Where do we see it? Is your work temporal? How are you making this work? Why do you make this work? How do viewers experience your work?
A contract is mandatory for any commission. Write down every detail in the contract, such as the size and media of the artwork, your compensation, due dates for payments, who is responsible for framing, installation, delivery of the artwork, etc. If your client balks at signing a contract, WALK AWAY.
A Music Recording Contract is a legal agreement between a music recording company and an artist or group that creates music. Recording companies use the contract to outline the terms for creating recorded music with the artist. Your Music Recording Contract should cover details like: Compensation and royalties.
Typical commission rates for art galleries range anywhere between 30% and 60%, with the industry average being 50%.