Book-to-Tax and Nonattest Tax Compliance Support

Businesses preparing tax returns often face a gap between their bookkeeping records and what their tax preparer needs: organized trial balances, depreciation schedules reconciled to both book and tax basis, capital account records, and support schedules that make the return preparation process efficient and traceable. This gap adds time, cost, and risk to the compliance process. Sierra Norte Advisory serves businesses and their advisors who need these support materials prepared on a nonattest, management-use basis — organized, consistent, and ready to support the tax return.

Sierra Norte Advisory prepares book-to-tax reconciliation schedules, tax-basis support materials, and related workpapers as nonattest advisory services for management use and tax return support purposes. These materials are not audits, reviews, compilations, or attest engagements, and are not intended for third-party reliance. The schedules are prepared to support the client's tax preparer and internal decision-making — reducing preparation time and improving documentation discipline.

• Book-to-tax reconciliation schedules identifying and explaining differences between financial reporting and tax treatment
• Tax-basis balance sheet and income statement support schedules
• Depreciation and amortization schedules reconciled to applicable tax basis and method
• Capital account, partner basis, or shareholder basis support schedules as applicable
• Trial balance organization and cleanup support for tax compliance purposes
• Tax return support workpapers and documentation organized for preparer use
• Management-use summary schedules for internal planning and decision-making
• Tax compliance calendar for applicable Puerto Rico and federal filing deadlines