Unfortunately, as of now, it's impossible to provide the exact details for the dearness allowance and basic wage notifications for the engineering industry in Tamilnadu for 2025. The reason being, these notifications are typically issued by the appropriate government bodies closer to the time period they will be effective.
However, I can guide you on how to stay updated with this information. The Labour Department of Tamilnadu regularly publishes notifications related to minimum wages, dearness allowance, and other labour welfare measures on their official website. You should regularly check this website or subscribe to their updates to get this information in a timely manner.
In addition, you can also consult with a labour law consultant or HR professional who specializes in the engineering industry. They usually have a good understanding of the trends and can provide an estimate based on the previous years' notifications.
Remember, any changes in the dearness allowance or basic wage can have significant implications for both the employer and the employee. For the employer, it affects the cost of labour and for the employee, it directly impacts their take-home salary and cost of living.
Finally, you should also be aware of the legal implications. Non-compliance with these notifications can lead to penalties under the Minimum Wages Act, 1948. Therefore, it's crucial to stay updated and ensure compliance.