| Document and Entity Information | May 16, 2022 |
| Cover [Abstract] | |
| Security Exchange Name | CBOE |
| Amendment Flag | false |
| Entity Central Index Key | 0001563568 |
| Document Type | 8-K |
| Document Period End Date | May 16, 2022 |
| Entity Registrant Name | ENVIROTECH VEHICLES, INC. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-38078 |
| Entity Tax Identification Number | 46-0774222 |
| Entity Address, Address Line One | 1425 Ohlendorf Road |
| Entity Address, City or Town | Osceola |
| Entity Address, State or Province | AR |
| Entity Address, Postal Zip Code | 72370 |
| City Area Code | (951) |
| Local Phone Number | 407-9860 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common stock, $0.00001 par value |
| Trading Symbol | EVTV |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | true |
