The Internal Revenue Service have issued guidance for workers eligible to claim the deduction for tips and for overtime compensation for tax year 2025. Specifically, the IRS clarified for workers how to determine the amount of their deduction without receiving a separate accounting from their employer for cash tips or qualified overtime on information returnsRead more about Guidance for People Who Received Tips or Overtime Pay in 2025[…]
Read more Guidance for People Who Received Tips or Overtime Pay in 2025
Our Story
Rich Coast Accounting was founded by Robert L. Pioso, US CPA CGMA in 2012 after moving to Costa Rica permanently in 2009. With 25 years of experience as a CPA licensed in the State of Illinois, he is one of the few professionals in Costa Rica who understands and works with both US and Costa Rican tax systems and accounting compliance and business planning matters, while being able to communicate in English.
Robert has extensive experience in financial, operational and internal control matters of Costa Rican businesses and the regulatory environment for successfully operating small businesses.
He also provides counsel and reviews cross border tax structures (US and Costa Rica) to create tax savings and minimization strategies. He also assist taxpayers in both the US and Costa Rica with their compliance needs.
A native of the US Midwest (Chicago and Milwaukee), Mr. Pioso worked for two large CPA firms and was the CFO of a real estate development and timeshare company. As one of the only three recognized tax professionals in Costa Rica, by the Internal Revenue Service, he has offices in both Escazu (San Jose) and Nosara (Guanacaste) and has a staff of 6.
Rich Coast Accounting services a variety of clients all over Costa Rica - Nosara, Puerto Viejo, San Jose, Jaco, Manual Antonio, Perez Zeldon, Tamarindo, Playa de Coco, Playa Flamingo, and Uvita.
Robert is a member in good standing in the following professional organizations. Click below to see which ones and review his credentials.

