66.956.017 DECIO DUARTE FILHO
Below are the economic activities registered with the Brazilian Federal Revenue for 66.956.017 DECIO DUARTE FILHO. These represent the authorized business segments for 66.956.017 DECIO DUARTE FILHO, classified by the CNAE code (National Classification of Economic Activities).
The CNPJ 66.956.017/0001-25 is composed of 14 digits, each group with a specific meaning. See below what each part represents:
| Part | Digits | Meaning |
|---|---|---|
| Root | 66956017 | Identifies the company (first 8 digits). All branches share the same root. |
| Order | 0001 | Identifies the headquarters (0001) or branch (0002, 0003, etc.) of the establishment. |
| Check Digits | 25 | Two digits calculated from the preceding ones to validate the CNPJ. |
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