An act declaring May 15 of every year a special nonworking holiday in the Province of Surigao del Norte, to be known as "Adlaw Nan Probinsya Nan Surigao del Norte", thereby amending Republic Act No. 7553, entitled "An act declaring June Nineteen of every year as a special nonworking holiday in the prrovince of Surigao del Norte, to be known as "Adlaw Nan Surigao del Norte"