Yes, it is extended until 30.06.2020.
How to obtain a certificate that I do not owe taxes and compulsory social security contributions during the state of emergency?
You may request a certificate of existence or lack of public obligations online, by using the NRA’s e-services portal.
If your health insurance rights have been discontinued due to unpaid contributions you may file a declaration and pay the health insurance contributions that are due online. If you recover health insurance rights on another grounds (for example you are full-time student abroad, you have been insured in an EU member state, etc.) and you [...]
How to file an income declaration without visiting NRA office if I do not have PIC or electronic signature?
You can fill in the declaration with a barcode, print it out and send it by registered letter to the NRA office as per your permanent address.
Can I refer to Article 218 of the Labor Code and pay half salaries for the period during which the facility is closed?
In the present case Art. 218 of the Labour Code is not applicable. In the case of a declared state of emergency, the employer may, by order, suspend the work of the enterprise, part of the enterprise or individual employees for the whole period or part of it until the state of emergency is canceled. [...]