What the trader who got registered under the Indian tax system claimed in between (7)

I believe the answer is:

amongst

I'm a little stuck... Click here to teach me more about this clue!

'in between' is the definition.
(I've seen this in another clue)

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for amongst that I've seen before include "Having been absorbed, perhaps" , "Amid" , "Together with" , "Famous novel by John McGahern: '... Women'" , "Surrounded by" .)

I've seen this clue in The Hindu.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.