# Markets

> What changes when you run ads in a new country or city: rules, platforms, payment, timing and costs.

- **URL**: https://marxx.ai/markets

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- [Facebook ads in Qatar: tax, payments, ad rules and key dates](/markets/meta-ads-in-qatar): Facebook ads in Qatar: no tax listed on Meta's page, card and PayPal payments, Ad Library rules, languages, time zone, National Day and Ramadan 2027 dates.
- [Facebook ads in Saudi Arabia: VAT, payments and key dates](/markets/meta-ads-in-saudi-arabia): Facebook ads in Saudi Arabia: VAT on Meta's bill and how to stop it, accepted payments, Ad Library rules, time zone and key dates to Ramadan 2027.
- [Facebook ads in the UAE: VAT, TRN, payments and key dates](/markets/meta-ads-in-uae): Facebook ads in the UAE: VAT on Meta's bill and how a TRN stops it, accepted payments, languages, time zone, National Day and Ramadan 2027 dates.