Section 1
SECTION 1. Subsection (c) of section three of Act Numbered Fourteen hundred and fifty-five, as amended, is hereby further amended by striking out in the second proviso thereof the words "The declaration shall be filed with the secretary of the board of assessors within two weeks after the organization of the board," and inserting in lieu thereof the following: "The declaration shall be filed with the secretary of the board of assessors on or before the assessors, twentieth day of August, nineteen hundred and six: Provided, however, That if the board of assessors shall in any case determine that the failure to file a declaration within the time provided by this forms. section arose through failure of the proper authorities to provide the required forms for the declarations or through other unavoidable cause, without fault upon the part of the taxpayer, the declaration may be filed at a later date than the one provided without penalty for failure to have filed it within the time fixed by law."