Externally funded wages must be similar to those paid from internal funds for similar work. When an agency specifies a rate for a research assistantship or other stipend that exceeds the institutional pay scale, the agency's funding policy will apply. More expensive items are to be listed as equipment. All federally funded airfare must be on U.S. flag carriers unless using such carriers results in federally defined delays compared with a non-U.S. carrier OR no U.S. carrier serves a particular segment of the trip. Travel also includes meals and lodging, or per diem.
Federal agencies expect a figure in line with their own rates.
Think through the items you will need and quantify them. This shows the reviewer you have given thought to how you will spend money and also protects you from surprises. If your discipline typically requires page charges for publication of research articles, this is an allowable item for many funding sources. These will always be estimated items. Your comments or suggestions concerning the contents of this page are always welcome.