P.R. Laws tit. 16, § 1338
Every affiliated political party that selects delegates to the national nominating conventions by alternate methods to primaries, by assembly, convention, caucus or other method which involves the participation of citizens shall hold the selection process on the same date, and beginning at the same time that the voting takes place in the presidential primary. No other assemblies, conventions, caucuses or other processes for the selection of delegates to the national nominating conventions may be held on another date or beginning at another hour.
Every affiliated political party that holds a primary, assembly, convention, caucus or other method which involves the participation of citizens to select the delegates to the national nominating conventions must keep a registry of all the electors that participate in these assemblies, conventions or caucuses.
The electoral representatives of the affiliated political parties shall be responsible for keeping in the register, the name, address, electoral precinct and the senatorial district of residence of all electors that participate in the alternate voting processes, or in the presidential primaries.
The affiliated political party in question shall certify and notify the Chairman of the Commonwealth Election Commission of the register of electors who participated in the alternate selection process, or in the presidential primaries, no later than the first Monday of the month of April.
History —Sept. 24, 1979, No. 6, p. 997, § 18, renumbered as § 13 and amended on Mar. 15, 1984, No. 2, p. 5, § 5; July 2, 1987, No. 89, p. 347, § 4.