This is an example of the letter required for the PTJ police check. I never used this letter...I just walked into the building and asked for a check....but in case you do, this is the format:

                                       (YOUR FULL NAME), en su propio

Señor Director Nacional de la           nombre solicita una copia de

Policia Tecnica Judicial,               su Prontuario Policivo

E.S.D.




Honorable Señor Director:

Yo, (YOUR FULL NAME), (VARON/MUJER), mayor de edad, nacido (YOUR

BIRTH DATE), NORTEAMERICANO (A), portador de la tarjeta de identidad

personal No. (YOUR ID OR SSN), vecino del (YOUR STREET ADDRESS AND

TOWNSITE), hijo(a) de (FULL NAMES OF YOUR MOTHER AND FATHER),

NORTEAMERICANOS AMBOS, por este medio, repetuosamente solicito

expida copia de mi prontuario policivo con el fín de adelantar

trámites ante el Ministerio de Gobierno y Justicia.  Agradeciendo de

antemano la pronta atención que se digne brindar a la presente quedo
 
atentamente,




(YOUR FULL NAME)
(YOUR ID OR SSN)