P.R. Laws Ap. tit. 32A, § III, Rule 66.1
The clerks shall keep a book known as “Docket of Actions and Proceedings” in which they shall enter all actions and proceedings. Its form and style shall be prescribed by the Office of Court Administration. Actions and proceedings shall be assigned consecutive file numbers. The file number on each action or proceeding shall be noted on the folio of the docket whereon the first entry of the action is made. All papers filed with the clerk, all summons and orders issued and returns made thereon, all appearances and judgments shall be entered chronologically in the “Docket of Actions and Proceedings”, on the folio assigned to the action and shall be marked with its file number. These entries shall be brief but shall show the nature of each paper filed or writ issued and the substance of each document or judgment of the court and of the returns showing execution of process. The entry of a document or judgment shall show the date such entry is made.
The orders, resolutions and any other interlocutory proceeding shall be entered in another book known as “Docket of Interlocutory Proceedings” following the procedure set forth for the “Docket of Actions and Proceedings”.