Charitable contributions are generally taxdeductible if you itemize. This publication explains how individuals claim a deduction for charitable contributions.Target local businesses that have the products you need. Many will ask for an official donation letter with LAUSD's Tax ID number on your school letterhead. Here's what to say when asking for donations: Be clear, succinct, and authentic. Use "you," say "thanks," and be specific. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. So I created a form. Do we need to register and file annual reports if all we do is solicit donations on our website without actively seeking out donors who reside in California? It's possible, but I wouldn't recommend it.