Here is a page in English of the
tax chamber in Warsaw
as far as I remember there is not much needed just your passport, probably meldunek, it's been long time ago for me.
Tax Office Warszawa-Bemowo
Address: ul. Białobrzeska 53a
02-325 Warszawa
Contact: phone: 570-88-03
fax: 570-88-60
e-mail: us1431@mz.mofnet.gov.pl
Tax Office Warszawa-Bielany
Address: ul. Skalbmierska 5
01-844 Warszawa
Contact: phone: 022 56-93-200
fax: 022 834-47-53
e-mail: us1432@mz.mofnet.gov.pl
Tax Office Warszawa-Mokotów
Address: ul. Kujawska 1
00-793 Warszawa
Contact: phone: 848-61-51
fax: 022 849-00-66
e-mail: us1433@mz.mofnet.gov.pl
Tax Office Warszawa-Praga
Address: ul. Jagiellońska 15
03-719 Warszawa
Contact: phone: 509-18-00
fax: 509-19-90
e-mail: us1434@mz.mofnet.gov.pl
Tax Office Warszawa-Targówek
Address: ul. Dąbrowszczaków 14
03-482 Warszawa
Contact: phone: 022 33-91-200
fax: 022 619-30-18
e-mail: us1437@mz.mofnet.gov.pl
Tax Office Warszawa-Ursynów
Address: ul. Wynalazek 3
02-677 Warszawa
Contact: phone: 548-68-00
fax: (022) 548-67-00, 548-68-64
e-mail: us1438@mz.mofnet.gov.pl
Tax Office Warszawa-Wawer
Address: ul. Ludwika Mycielskiego 21
04-379 Warszawa
Contact: phone: Informacja o numerach: 870-03-41, 870-03-33, 0-22 813 99 03
fax: 022 870-57-19
e-mail: us1439@mz.mofnet.gov.pl
Tax Office Warszawa-Wola
Address: ul. Powstańców Śląskich 2D
01-381 Warszawa
Contact: phone: 533-66-00
fax: 533-66-15
e-mail: us1440@mz.mofnet.gov.pl
The First Tax Office Warszawa-Śródmieście
Address: ul. Lindleya 14
02-013 Warszawa
Contact: phone: 58-46-100
fax: (22) 58-46-190
e-mail: us1435@mz.mofnet.gov.pl
The Second Tax Office Warszawa-Śródmieście
Address: ul. Jagiellońska 15
03-719 Warszawa
Contact: phone: 511 35 00
fax: 511 35 02
e-mail: us1436@mz.mofnet.gov.pl
The Third Tax Office Warszawa-Śródmieście
Address: ul. Lindleya 14
02-013 Warszawa
Contact: phone: 584-51-00, sekretariat (022) 58-45-306
fax: 625-50-06
e-mail: us1449@mz.mofnet.gov.pl