# 1. Subscription Billing Cycles & Currency
Certifada subscriptions are billed on a monthly or annual auto-renewing basis in UAE Dirhams (AED) or US Dollars (USD) via Stripe secured checkout.
# 2. 14-Day Money-Back Guarantee
New subscribers are eligible for a 100% full refund within 14 calendar days of initial subscription signup if satisfied with less than expected service.
# 3. Plan Upgrades & Downgrades
Upgrades take effect immediately with pro-rated billing for remaining days. Downgrades take effect at the conclusion of the current billing cycle.
# 4. Corporate Invoicing & Tax Details
Enterprise plans support corporate invoicing with payment terms (Net 30) via wire transfer. Tax invoices include UAE TRN tax registration details.