Are there any specific measures that need to be taken by religious denominations to ensure they are not violating these rules regarding taxes and religious instruction or worship?
Based on the context provided, there are several measures that religious denominations need to take to ensure they are not violating the rules regarding taxes and religious instruction or worship:

1. Avoid establishing institutions for religious and charitable purposes that receive funds from taxes specifically appropriated for the promotion or maintenance of a particular religion or religious denomination.
2. Ensure that no religious instruction is provided in any educational institution wholly maintained out of State funds, unless it falls under the exception mentioned in clause (2) of Article 28.
3. Obtain consent from individuals or their guardians before providing religious instruction or conducting religious worship in institutions recognized by the State or receiving aid out of State funds.