Under the Freedom of Information Act (FOIA), the IRS provides access to the Internal Revenue Bulletins in which they release weekly compilations of Revenue Rulings, Revenue Procedures and Announcements. You will also find Rulings and Advice on:

• Actions on Decisions
• Appeals Settlement Guidelines
• Chief Counsel Bulletins
• Information Letters
• IRS Written Determinations
• Legal Advice Issued By Associate Chief Counsel
• Legal Advice Issues By Field Attorneys
• Legal Advice Issued To Program Managers

You can access this valuable information at this link.