The checklists below can be used to determine if your particular use falls under the Fair Use exemption. As you work through the checklist, you will get a sense of which side of the equation your use falls-permissible or not.
Fair Use is one means by which copyrighted works can be used under certain circumstances without first obtaining permission of the copyright holder. Fair Use is limited, but flexible, and is commonly used in educational settings. Making a Fair Use determination is not a simple "yea or nay" decision.
Conducting a Fair Use analysis requires weighing four factors for each individual use, and seeing if, on balance the use is a fair one. Sometimes, the use is clear-cut. Other times, it's a judgement call, and two people analyzing the same situation can come up with different outcomes. Such is the nature of Fair Use.
The four factors are:
Each use is evaluated individually by doing a Fair Use test. Legally, there is no maximum number of pages nor percentage of the whole that determines Fair Use.