The new version is optionally immediately applicable together with the current Version 4 and will be mandatory for all new and rectified audits from July 1, 2016.
From a statement issued by the Costa Rican Foreign Trade Promotion Office :
The GLOBALG.AP Board recently announced the introduction of an update to version 5 of its food safety standard Integrated Farm Assurance (IFA) for crops and aquaculture. This comes after a routine four-year cycle of continuous improvement that resulted in the most comprehensive change of this regulation to the date. It is expected that there will be a direct and significant effect on the 150,000 producers throughout the world that have GLOBALG.AP certification
"Global Gap" and "Fair Trade", are the most required certifications when exporting agricultural products.
From an article by the Costa Rican Foreign Trade Promotion Office (PROCOMER):
The most sought after quality seals this year by the major agricultural export markets are Global Gap, which applies to fruits and vegetables, and Fair Trade, which ensures companies are socially responsible, said Armando Bonifaz, specialist in certifications marks and general manager of the certifying entity BCS OKO Garantie.