Portland Business License Tax, Multnomah County Business Income Tax, & TriMet Self-Employment Tax

Can a self-employed person deduct the following local tax payments as business expenses on Schedule C: line 23 ("taxes and licenses")?: Portland Business License Tax, Multnomah County Business Income Tax, and TriMet Self-Employment Tax. These are all local taxes that are required for doing self-employed work in Portland, Oregon.