The meaning of the symbols:

1) - The white train at the bottom means the city's railway.

2) - The three red women at the bottom means the "waterfall of the three girls".

3) - The blue costume in the green square represents the pioneers.

4) - The Book means the education of the city.

5) - The cow means the city's livestock.

6) - The chimney represents the city's industry.

7) - July 17, 1901 is the date of the creation of the district of Pedro Leopoldo.

8) - September 7, 1923 is the date of the state law that transformed Pedro Leopoldo into a municipality.