TR: Transparency Register -- submit notifications of beneficial owners (such as juristic ventures / shareholders).

Nettolohn: net salary / wages calculator (withholding tax and social fund deductions)

Tax Progression: Tax calculator related to taxable and exempted income 

HR Online: Business register online order

Ltax: Local tax calculator for individual and juristic persons

EZB: Global Rates

PIT: German income tax calculator (Ministry of Finance) 

Agency for work: application for employer registration  

Exchange currency converter: daily exchange rate, for instance Euro to THB.

Pension abroad: German taxation for pensioneers living abroad.